# A245113 (b-file synthesized from sequence entry) 0 1 1 2 2 22 3 340 4 6118 5 120060 6 2492028 7 53798888 8 1195684230 9 27175425004 10 628705751828 11 14756641134872 12 350529497005532 13 8410852483002200 14 203561027031883320 15 4963404936414528720 16 121810229481173225670 17 3006555636255509030220 18 74585744314812449403300 19 1858695101618327423328312