# A104652 (b-file synthesized from sequence entry) 1 0 2 32 3 3080 4 6720 5 637032 6 60383960 7 131735240 8 12487111096 9 1183646396800 10 2582274191000 11 244772352350624 12 23201836730467360 13 50617738823727040 14 4798027663264052544 15 454802404774267597320 16 992208919004971638880 17 94050938500074310327912