# A193723 (b-file synthesized from sequence entry) 0 1 1 2 2 1 3 6 4 5 5 1 6 18 7 21 8 8 9 1 10 54 11 81 12 45 13 11 14 1 15 162 16 297 17 216 18 78 19 14 20 1 21 486 22 1053 23 945 24 450 25 120 26 17 27 1 28 1458 29 3645 30 3888 31 2295 32 810 33 171 34 20 35 1 36 4374 37 12393 38 15309 39 10773 40 4725 41 1323 42 231 43 23 44 1 45 13122 46 41553 47 58320 48 47628 49 24948 50 8694 51 2016 52 300 53 26 54 1