# A152557 (b-file synthesized from sequence entry) 0 1 1 2 2 17 3 394 4 21377 5 2537724 6 637139804 7 332102399042 8 355527029604321 9 776504491956507890 10 3445063827264105259985 11 30955227335240072514768936 12 562107762991597803740407081852 13 20594660519301092842327319372549024