# A125351 (b-file synthesized from sequence entry) 0 1 1 14 2 106 3 674 4 4946 5 37014 6 283330 7 2196782 8 17189858 9 135356102 10 1070440026 11 8490518798 12 67481635442 13 537075903014 14 4278507764938 15 34105515215934 16 271984108754114 17 2169645089403350 18 17310883131943930 19 138136179160503278