# A113284 (b-file synthesized from sequence entry) 0 1 1 5 2 23 3 113 4 579 5 3047 6 16319 7 88489 8 484255 9 2668951 10 14793169 11 82372723 12 460436551 13 2582033519 14 14519686915 15 81845419777 16 462319557311 17 2616334071987 18 14830559353869 19 84189874112659 20 478559722392493