# A122403 (b-file synthesized from sequence entry) 0 1 1 0 2 3 3 4 4 5 5 9 6 6 7 12 8 7 9 15 10 16 11 27 12 8 13 18 14 20 15 36 16 9 17 21 18 24 19 45 20 25 21 48 22 81 23 10 24 24 25 28 26 54 27 30 28 60 29 108 30 64 31 11 32 27 33 32 34 63 35 35 36 72 37 135 38 80 39 36 40 75 41 144 42 243 43 12 44 30 45 36 46 72 47 40 48 84 49 162 50 96 51 42 52 90 53 180 54 324 55 100 56 192