3L 5s

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There are two significant harmonic entropy minima with this MOS pattern. Sensi, in which the generator is 9/7, two of them make 5/3, and seven of them make 6/1, is the proper one. Squares, in which the generator is also 9/7, but two of them make 18/11 and five of them make 8/3, is improper.

Generator Cents Comments
1\3 400
8\23 417.39
7\20 420
6\17 423.53 L/s = 4
17\48 425 Squares is around here
11\31 425.81
427.73 L/s = pi
5\14 428.57 L/s = 3
430.41 L/s = e
14\39 430.77
23\64 431.25
9\25 432
4\11 436.36 Boundary of propriety:

generators larger than this are proper

439.23
11\30 440
29\79 440.51 Unnamed golden temperament
18\49 440.82
441.185
7\19 442.11 Optimum rank range (L/s=3/2) sensi
17\46 443.48 Sensi is around here
10\27 444.44
13\35 445.71
16\43 446.51
3\8 450