14L 13s

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↖ 13L 12s ↑ 14L 12s 15L 12s ↗
← 13L 13s 14L 13s 15L 13s →
↙ 13L 14s ↓ 14L 14s 15L 14s ↘
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Scale structure
Step pattern LLsLsLsLsLsLsLsLsLsLsLsLsLs
sLsLsLsLsLsLsLsLsLsLsLsLsLL
Equave 2/1 (1200.0 ¢)
Period 2/1 (1200.0 ¢)
Generator size
Bright 25\27 to 13\14 (1111.1 ¢ to 1114.3 ¢)
Dark 1\14 to 2\27 (85.7 ¢ to 88.9 ¢)
TAMNAMS information
Descends from 1L 9s
Ancestor's step ratio range 9:2 to 5:1
Related MOS scales
Parent 13L 1s
Sister 13L 14s
Daughters 27L 14s, 14L 27s
Neutralized 1L 26s
2-Flought 41L 13s, 14L 40s
Equal tunings
Equalized (L:s = 1:1) 25\27 (1111.1 ¢)
Supersoft (L:s = 4:3) 88\95 (1111.6 ¢)
Soft (L:s = 3:2) 63\68 (1111.8 ¢)
Semisoft (L:s = 5:3) 101\109 (1111.9 ¢)
Basic (L:s = 2:1) 38\41 (1112.2 ¢)
Semihard (L:s = 5:2) 89\96 (1112.5 ¢)
Hard (L:s = 3:1) 51\55 (1112.7 ¢)
Superhard (L:s = 4:1) 64\69 (1113.0 ¢)
Collapsed (L:s = 1:0) 13\14 (1114.3 ¢)

14L 13s is a 2/1-equivalent (octave-equivalent) moment of symmetry scale containing 14 large steps and 13 small steps, repeating every octave. 14L 13s is related to 1L 9s, expanding it by 17 tones. Generators that produce this scale range from 1111.1 ¢ to 1114.3 ¢, or from 85.7 ¢ to 88.9 ¢.

The harmonic entropy minimum for this scale has +8 dark generators equal 3/2, which is approximately 41edo.

Scale properties

This article uses TAMNAMS conventions for the names of this scale's intervals and scale degrees. The use of 1-indexed ordinal names is reserved for diatonic interval categories.

Intervals

The intervals of 14L 13s are named after the number of mossteps (L and s) they subtend. Each interval, apart from the root and octave (perfect 0-mosstep and perfect 27-mosstep), has two varieties, or sizes, each. Interval varieties are named major and minor for the large and small sizes, respectively, and augmented, perfect, and diminished for the scale's generators.

Intervals of 14L 13s
Intervals Steps
subtended
Range in cents
Generic Specific Abbrev.
0-mosstep Perfect 0-mosstep P0ms 0 0.0 ¢
1-mosstep Minor 1-mosstep m1ms s 0.0 ¢ to 44.4 ¢
Major 1-mosstep M1ms L 44.4 ¢ to 85.7 ¢
2-mosstep Perfect 2-mosstep P2ms L + s 85.7 ¢ to 88.9 ¢
Augmented 2-mosstep A2ms 2L 88.9 ¢ to 171.4 ¢
3-mosstep Minor 3-mosstep m3ms L + 2s 85.7 ¢ to 133.3 ¢
Major 3-mosstep M3ms 2L + s 133.3 ¢ to 171.4 ¢
4-mosstep Minor 4-mosstep m4ms 2L + 2s 171.4 ¢ to 177.8 ¢
Major 4-mosstep M4ms 3L + s 177.8 ¢ to 257.1 ¢
5-mosstep Minor 5-mosstep m5ms 2L + 3s 171.4 ¢ to 222.2 ¢
Major 5-mosstep M5ms 3L + 2s 222.2 ¢ to 257.1 ¢
6-mosstep Minor 6-mosstep m6ms 3L + 3s 257.1 ¢ to 266.7 ¢
Major 6-mosstep M6ms 4L + 2s 266.7 ¢ to 342.9 ¢
7-mosstep Minor 7-mosstep m7ms 3L + 4s 257.1 ¢ to 311.1 ¢
Major 7-mosstep M7ms 4L + 3s 311.1 ¢ to 342.9 ¢
8-mosstep Minor 8-mosstep m8ms 4L + 4s 342.9 ¢ to 355.6 ¢
Major 8-mosstep M8ms 5L + 3s 355.6 ¢ to 428.6 ¢
9-mosstep Minor 9-mosstep m9ms 4L + 5s 342.9 ¢ to 400.0 ¢
Major 9-mosstep M9ms 5L + 4s 400.0 ¢ to 428.6 ¢
10-mosstep Minor 10-mosstep m10ms 5L + 5s 428.6 ¢ to 444.4 ¢
Major 10-mosstep M10ms 6L + 4s 444.4 ¢ to 514.3 ¢
11-mosstep Minor 11-mosstep m11ms 5L + 6s 428.6 ¢ to 488.9 ¢
Major 11-mosstep M11ms 6L + 5s 488.9 ¢ to 514.3 ¢
12-mosstep Minor 12-mosstep m12ms 6L + 6s 514.3 ¢ to 533.3 ¢
Major 12-mosstep M12ms 7L + 5s 533.3 ¢ to 600.0 ¢
13-mosstep Minor 13-mosstep m13ms 6L + 7s 514.3 ¢ to 577.8 ¢
Major 13-mosstep M13ms 7L + 6s 577.8 ¢ to 600.0 ¢
14-mosstep Minor 14-mosstep m14ms 7L + 7s 600.0 ¢ to 622.2 ¢
Major 14-mosstep M14ms 8L + 6s 622.2 ¢ to 685.7 ¢
15-mosstep Minor 15-mosstep m15ms 7L + 8s 600.0 ¢ to 666.7 ¢
Major 15-mosstep M15ms 8L + 7s 666.7 ¢ to 685.7 ¢
16-mosstep Minor 16-mosstep m16ms 8L + 8s 685.7 ¢ to 711.1 ¢
Major 16-mosstep M16ms 9L + 7s 711.1 ¢ to 771.4 ¢
17-mosstep Minor 17-mosstep m17ms 8L + 9s 685.7 ¢ to 755.6 ¢
Major 17-mosstep M17ms 9L + 8s 755.6 ¢ to 771.4 ¢
18-mosstep Minor 18-mosstep m18ms 9L + 9s 771.4 ¢ to 800.0 ¢
Major 18-mosstep M18ms 10L + 8s 800.0 ¢ to 857.1 ¢
19-mosstep Minor 19-mosstep m19ms 9L + 10s 771.4 ¢ to 844.4 ¢
Major 19-mosstep M19ms 10L + 9s 844.4 ¢ to 857.1 ¢
20-mosstep Minor 20-mosstep m20ms 10L + 10s 857.1 ¢ to 888.9 ¢
Major 20-mosstep M20ms 11L + 9s 888.9 ¢ to 942.9 ¢
21-mosstep Minor 21-mosstep m21ms 10L + 11s 857.1 ¢ to 933.3 ¢
Major 21-mosstep M21ms 11L + 10s 933.3 ¢ to 942.9 ¢
22-mosstep Minor 22-mosstep m22ms 11L + 11s 942.9 ¢ to 977.8 ¢
Major 22-mosstep M22ms 12L + 10s 977.8 ¢ to 1028.6 ¢
23-mosstep Minor 23-mosstep m23ms 11L + 12s 942.9 ¢ to 1022.2 ¢
Major 23-mosstep M23ms 12L + 11s 1022.2 ¢ to 1028.6 ¢
24-mosstep Minor 24-mosstep m24ms 12L + 12s 1028.6 ¢ to 1066.7 ¢
Major 24-mosstep M24ms 13L + 11s 1066.7 ¢ to 1114.3 ¢
25-mosstep Diminished 25-mosstep d25ms 12L + 13s 1028.6 ¢ to 1111.1 ¢
Perfect 25-mosstep P25ms 13L + 12s 1111.1 ¢ to 1114.3 ¢
26-mosstep Minor 26-mosstep m26ms 13L + 13s 1114.3 ¢ to 1155.6 ¢
Major 26-mosstep M26ms 14L + 12s 1155.6 ¢ to 1200.0 ¢
27-mosstep Perfect 27-mosstep P27ms 14L + 13s 1200.0 ¢

Generator chain

A chain of bright generators, each a perfect 25-mosstep, produces the following scale degrees. A chain of 27 bright generators contains the scale degrees of one of the modes of 14L 13s. Expanding the chain to 41 scale degrees produces the modes of either 27L 14s (for soft-of-basic tunings) or 14L 27s (for hard-of-basic tunings).

Generator chain of 14L 13s
Bright gens Scale degree Abbrev.
40 Augmented 1-mosdegree A1md
39 Augmented 3-mosdegree A3md
38 Augmented 5-mosdegree A5md
37 Augmented 7-mosdegree A7md
36 Augmented 9-mosdegree A9md
35 Augmented 11-mosdegree A11md
34 Augmented 13-mosdegree A13md
33 Augmented 15-mosdegree A15md
32 Augmented 17-mosdegree A17md
31 Augmented 19-mosdegree A19md
30 Augmented 21-mosdegree A21md
29 Augmented 23-mosdegree A23md
28 Augmented 25-mosdegree A25md
27 Augmented 0-mosdegree A0md
26 Augmented 2-mosdegree A2md
25 Major 4-mosdegree M4md
24 Major 6-mosdegree M6md
23 Major 8-mosdegree M8md
22 Major 10-mosdegree M10md
21 Major 12-mosdegree M12md
20 Major 14-mosdegree M14md
19 Major 16-mosdegree M16md
18 Major 18-mosdegree M18md
17 Major 20-mosdegree M20md
16 Major 22-mosdegree M22md
15 Major 24-mosdegree M24md
14 Major 26-mosdegree M26md
13 Major 1-mosdegree M1md
12 Major 3-mosdegree M3md
11 Major 5-mosdegree M5md
10 Major 7-mosdegree M7md
9 Major 9-mosdegree M9md
8 Major 11-mosdegree M11md
7 Major 13-mosdegree M13md
6 Major 15-mosdegree M15md
5 Major 17-mosdegree M17md
4 Major 19-mosdegree M19md
3 Major 21-mosdegree M21md
2 Major 23-mosdegree M23md
1 Perfect 25-mosdegree P25md
0 Perfect 0-mosdegree
Perfect 27-mosdegree
P0md
P27md
−1 Perfect 2-mosdegree P2md
−2 Minor 4-mosdegree m4md
−3 Minor 6-mosdegree m6md
−4 Minor 8-mosdegree m8md
−5 Minor 10-mosdegree m10md
−6 Minor 12-mosdegree m12md
−7 Minor 14-mosdegree m14md
−8 Minor 16-mosdegree m16md
−9 Minor 18-mosdegree m18md
−10 Minor 20-mosdegree m20md
−11 Minor 22-mosdegree m22md
−12 Minor 24-mosdegree m24md
−13 Minor 26-mosdegree m26md
−14 Minor 1-mosdegree m1md
−15 Minor 3-mosdegree m3md
−16 Minor 5-mosdegree m5md
−17 Minor 7-mosdegree m7md
−18 Minor 9-mosdegree m9md
−19 Minor 11-mosdegree m11md
−20 Minor 13-mosdegree m13md
−21 Minor 15-mosdegree m15md
−22 Minor 17-mosdegree m17md
−23 Minor 19-mosdegree m19md
−24 Minor 21-mosdegree m21md
−25 Minor 23-mosdegree m23md
−26 Diminished 25-mosdegree d25md
−27 Diminished 27-mosdegree d27md
−28 Diminished 2-mosdegree d2md
−29 Diminished 4-mosdegree d4md
−30 Diminished 6-mosdegree d6md
−31 Diminished 8-mosdegree d8md
−32 Diminished 10-mosdegree d10md
−33 Diminished 12-mosdegree d12md
−34 Diminished 14-mosdegree d14md
−35 Diminished 16-mosdegree d16md
−36 Diminished 18-mosdegree d18md
−37 Diminished 20-mosdegree d20md
−38 Diminished 22-mosdegree d22md
−39 Diminished 24-mosdegree d24md
−40 Diminished 26-mosdegree d26md

Modes

Scale degrees of the modes of 14L 13s 
UDP Cyclic
order
Step
pattern
Scale degree (mosdegree)
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
26|0 1 LLsLsLsLsLsLsLsLsLsLsLsLsLs Perf. Maj. Aug. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
25|1 26 LsLLsLsLsLsLsLsLsLsLsLsLsLs Perf. Maj. Perf. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
24|2 24 LsLsLLsLsLsLsLsLsLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
23|3 22 LsLsLsLLsLsLsLsLsLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
22|4 20 LsLsLsLsLLsLsLsLsLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
21|5 18 LsLsLsLsLsLLsLsLsLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
20|6 16 LsLsLsLsLsLsLLsLsLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
19|7 14 LsLsLsLsLsLsLsLLsLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
18|8 12 LsLsLsLsLsLsLsLsLLsLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
17|9 10 LsLsLsLsLsLsLsLsLsLLsLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
16|10 8 LsLsLsLsLsLsLsLsLsLsLLsLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Maj. Maj. Perf. Maj. Perf.
15|11 6 LsLsLsLsLsLsLsLsLsLsLsLLsLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Maj. Perf. Maj. Perf.
14|12 4 LsLsLsLsLsLsLsLsLsLsLsLsLLs Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Maj. Perf.
13|13 2 LsLsLsLsLsLsLsLsLsLsLsLsLsL Perf. Maj. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
12|14 27 sLLsLsLsLsLsLsLsLsLsLsLsLsL Perf. Min. Perf. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
11|15 25 sLsLLsLsLsLsLsLsLsLsLsLsLsL Perf. Min. Perf. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
10|16 23 sLsLsLLsLsLsLsLsLsLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
9|17 21 sLsLsLsLLsLsLsLsLsLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
8|18 19 sLsLsLsLsLLsLsLsLsLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
7|19 17 sLsLsLsLsLsLLsLsLsLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
6|20 15 sLsLsLsLsLsLsLLsLsLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
5|21 13 sLsLsLsLsLsLsLsLLsLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
4|22 11 sLsLsLsLsLsLsLsLsLLsLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
3|23 9 sLsLsLsLsLsLsLsLsLsLLsLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Maj. Min. Perf. Min. Perf.
2|24 7 sLsLsLsLsLsLsLsLsLsLsLLsLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Maj. Min. Perf. Min. Perf.
1|25 5 sLsLsLsLsLsLsLsLsLsLsLsLLsL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Perf. Min. Perf.
0|26 3 sLsLsLsLsLsLsLsLsLsLsLsLsLL Perf. Min. Perf. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Min. Dim. Min. Perf.

Scale tree

Scale tree and tuning spectrum of 14L 13s
Generator(edo) Cents Step ratio Comments
Bright Dark L:s Hardness
25\27 1111.111 88.889 1:1 1.000 Equalized 14L 13s
138\149 1111.409 88.591 6:5 1.200
113\122 1111.475 88.525 5:4 1.250
201\217 1111.521 88.479 9:7 1.286
88\95 1111.579 88.421 4:3 1.333 Supersoft 14L 13s
239\258 1111.628 88.372 11:8 1.375
151\163 1111.656 88.344 7:5 1.400
214\231 1111.688 88.312 10:7 1.429
63\68 1111.765 88.235 3:2 1.500 Soft 14L 13s
227\245 1111.837 88.163 11:7 1.571
164\177 1111.864 88.136 8:5 1.600
265\286 1111.888 88.112 13:8 1.625
101\109 1111.927 88.073 5:3 1.667 Semisoft 14L 13s
240\259 1111.969 88.031 12:7 1.714
139\150 1112.000 88.000 7:4 1.750
177\191 1112.042 87.958 9:5 1.800
38\41 1112.195 87.805 2:1 2.000 Basic 14L 13s
Scales with tunings softer than this are proper
165\178 1112.360 87.640 9:4 2.250
127\137 1112.409 87.591 7:3 2.333
216\233 1112.446 87.554 12:5 2.400
89\96 1112.500 87.500 5:2 2.500 Semihard 14L 13s
229\247 1112.551 87.449 13:5 2.600
140\151 1112.583 87.417 8:3 2.667
191\206 1112.621 87.379 11:4 2.750
51\55 1112.727 87.273 3:1 3.000 Hard 14L 13s
166\179 1112.849 87.151 10:3 3.333
115\124 1112.903 87.097 7:2 3.500
179\193 1112.953 87.047 11:3 3.667
64\69 1113.043 86.957 4:1 4.000 Superhard 14L 13s
141\152 1113.158 86.842 9:2 4.500
77\83 1113.253 86.747 5:1 5.000
90\97 1113.402 86.598 6:1 6.000
13\14 1114.286 85.714 1:0 → ∞ Collapsed 14L 13s