# A048020 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 8 12 9 13 10 14 40 15 44 16 48 17 120 18 130 19 140 20 371 21 405 22 440 23 1400 24 1547 25 1701 26 5292 27 5852 28 6440 29 18780 30 20734 31 22792 32 66550 33 73600 34 81080 35 242792 36 269225 37 297440 38 892970 39 991314 40 1096627 41 3265171 42 3626363