# A028091 (b-file synthesized from sequence entry) 0 1 1 29 2 542 3 8326 4 114639 5 1474683 6 18136084 7 216253052 8 2522916077 9 28975740937 10 329016750426 11 3704913244578 12 41464099463515 13 461955078856391 14 5129492632272368 15 56816621295693304 16 628178610574416153