# A116923 (b-file synthesized from sequence entry) 0 1 1 5 2 1 3 12 4 7 5 2 6 22 7 26 8 20 9 6 10 35 11 74 12 112 13 84 14 24 15 51 16 183 17 484 18 672 19 456 20 120 21 70 22 417 23 1818 24 4140 25 4968 26 3000 27 720 28 92 29 904 30 6288 31 22014 32 41400 33 42840 34 23040 35 5040 36 117 37 1900 38 20672 39 106920 40 295056 41 464040 42 418320 43 201600 44 40320 45 145 46 3917 47 65816 48 489696 49 1902960