# A301990 (b-file synthesized from sequence entry) 1 1 2 7 3 111 4 2661 5 85137 6 3405375 7 163457055 8 9153584685 9 585829284705 10 42179706471735 11 3374376483279375 12 296945129873855925 13 28506732454140858225 14 2964700174914415112175 15 332046419582508638982975 16 39845570349687578631280125 17 5100233004753819781450226625