# A337741 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 12 12 18 13 20 14 21 15 24 16 27 17 36 18 40 19 54 20 63 21 72 22 81 23 108 24 162 25 216 26 243 27 324 28 486 29 648 30 972 31 1944