# A056377 (b-file synthesized from sequence entry) 1 0 2 0 3 3 4 21 5 39 6 288 7 309 8 1659 9 3102 10 14148 11 17157 12 136227 13 130995 14 790128 15 1791489 16 5427597 17 8047839 18 64467180 19 64486017 20 437324331 21 871627041 22 3136899816 23 4278115101 24 35355632943 25 42359479638