7L 8s
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7L 8s refers to a Moment of Symmetry scale with 7 large steps and 8 small steps. One especially notable temperament that falls into this MOS pattern is porcupine, of the porcupine family.
Generator | octachord | g | 2g | 3g | 4g | 5g | 6g | 7g | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2\15 | 1 1 1 1 1 1 1 | 160 | 320 | 480 | 640 | 800 | 960 | 1120 | |||||
9\67 | 4 5 4 5 4 5 4 | 161.2 | 322.4 | 483.6 | 644.8 | 806 | 967.2 | 1128.4 | |||||
7\52 | 3 4 3 4 3 4 3 | 161.5 | 323.1 | 484.6 | 646.2 | 807.7 | 969.2 | 1130.8 | |||||
5\37 | 2 3 2 3 2 3 2 | 162.2 | 324.3 | 486.5 | 648.6 | 810.8 | 973 | 1135.1 | Optimal rank range (L/s=3/2) porcupine | ||||
2 pi 2 pi 2 pi 2 | 162.4 | 324.8 | 487.2 | 649.6 | 812 | 974.4 | 1136.8 | ||||||
13\96 | 5 8 5 8 5 8 5 | 162.5 | 325 | 487.5 | 650 | 812.5 | 975 | 1137.5 | |||||
1 phi 1 phi 1 phi 1 | 162.6 | 325.1 | 487.7 | 650.2 | 812.8 | 975.35 | 1137.9 | Golden porcupine when L/s=phi | |||||
8\59 | 3 5 3 5 3 5 3 | 162.7 | 325.4 | 488.1 | 650.8 | 813.6 | 976.3 | 1139 | |||||
1 √3 1 √3 1 √3 1 | 162.9 | 325.9 | 488.7 | 651.6 | 814.55 | 977.5 | 1140.4 | ||||||
3\22 | 1 2 1 2 1 2 1 | 163.6 | 327.3 | 490.9 | 654.5 | 818.2 | 981.8 | 1145.5 | Boundary of propriety (generators
smaller than this are proper) | ||||
7\51 | 2 5 2 5 2 5 2 | 164.7 | 329.4 | 494.1 | 658.8 | 823.5 | 988.2 | 1152.9 | |||||
1 phi+1 1 phi+1 1 phi+1 1 | 164.9 | 329.8 | 494.75 | 659.7 | 824.6 | 989.5 | 1154.4 | ||||||
11\80 | 3 8 3 8 3 8 3 | 165 | 330 | 495 | 660 | 825 | 990 | 1155 | |||||
1 e 1 e 1 e 1 | 165.1 | 330.2 | 495.3 | 660.3 | 825.4 | 990.5 | 1155.6 | L/s=e | |||||
4\29 | 1 3 1 3 1 3 1 | 165.5 | 331 | 496.6 | 662.1 | 827.6 | 993.1 | 1158.6 | |||||
1 pi 1 pi 1 pi 1 | 165.7 | 331.4 | 497.1 | 662.85 | 828.5 | 994.3 | 1160 | L/s=pi | |||||
5\36 | 1 4 1 4 1 4 1 | 166.7 | 333.3 | 500 | 666.7 | 833.3 | 1000 | 1166.7 | |||||
6\43 | 1 5 1 5 1 5 1 | 167.4 | 334.9 | 502.3 | 669.8 | 837.2 | 1004.65 | 1172.1 | |||||
1\7 | 0 1 0 1 0 1 0 | 171.4 | 342.9 | 514.3 | 685.7 | 857.1 | 1028.6 | 1200 |