Porcupine extensions

Porcupine has various extensions to the 13-limit.

Tuning spectrum

Tridecimal porcupine

Tuning spectrum of 13-limit porcupine

Edo generator	Eigenmonzo (Unchanged-interval)	Generator (¢)	Comments
	13/12	138.573
	13/11	144.605
1\8		150.000	Lower bound of 5-odd-limit diamond monotone
	12/11	150.637	Lower bound of 11-odd-limit diamond tradeoff
	13/10	151.405
	6/5	157.821	Lower bound of 5-, 7-, and 9-odd-limit diamond tradeoff
	15/13	158.710
	18/13	159.154
2\15		160.000	Lower bound of 7-, 9-, and 11-odd-limit diamond monotone
	8/7	161.471
	14/11	161.751
	7/5	162.047
5\37		162.162
	11/8	162.171	13- and 15-odd-limit minimax
8\59		162.712
	5/4	162.737	5- and 7-odd-limit minimax
	15/14	162.897
	7/6	162.986
3\22		163.636	Upper bound of 7-, 9-, and 11-odd-limit diamond monotone
	9/7	163.743	9- and 11-odd-limit minimax
	16/15	163.966
7\51		164.706
	11/10	165.004
4\29		165.517
	15/11	165.762
	4/3	166.015	Upper bound of 5- and 7-odd-limit diamond tradeoff
	14/13	166.037
1\7		171.429	Upper bound of 5-odd-limit diamond monotone
	11/9	173.704
	16/13	179.736
	10/9	182.404	Upper bound of 9- and 11-odd-limit diamond tradeoff

Porcupinefish

Edo generator	Eigenmonzo (unchanged-interval)	Generator (¢)	Comments
	12/11	150.637
	6/5	157.821
2\15		160.000
	18/13	160.307
	15/13	160.860
	8/7	161.471
	13/12	161.531
	14/11	161.751
	7/5	162.047
	14/13	162.100
	13/10	162.149
5\37		162.162
	11/8	162.171
	16/13	162.322
	13/11	162.368	13- and 15-odd-limit minimax
8\59		162.712
	5/4	162.737	5- and 7-odd-limit minimax
	15/14	162.897
	7/6	162.986
3\22		163.636
	9/7	163.743	9- and 11-odd-limit minimax
	16/15	163.966
7\51		164.706
	11/10	165.004
4\29		165.517
	15/11	165.762
	4/3	166.015
	11/9	173.704
	10/9	182.404