# A358271 (b-file synthesized from sequence entry) 0 1 1 3 2 9 3 14 4 8 5 24 6 126 7 112 8 180 9 1296 10 0 11 1372 12 240 13 3240 14 217728 15 0 16 0 17 0 18 0 19 24192 20 0 21 0 22 0 23 2709504 24 6635520 25 0 26 66355200 27 8534937600 28 731566080 29 0 30 0 31 10369949184 32 0 33 0 34 399983754240 35 0 36 0 37 0 38 0 39 0 40 0 41 0 42 0 43 0 44 0 45 0 46 0 47 0 48 0 49 0 50 0 51 0 52 0 53 0 54 0 55 0 56 0 57 0 58 0 59 0 60 0 61 0 62 0 63 0 64 0 65 0 66 0 67 0 68 6243870843076608000