# A033092 (b-file synthesized from sequence entry) 0 1 1 2 2 4 3 8 4 10 5 20 6 31 7 34 8 40 9 529 10 5041 11 15347 12 25318 13 28321 14 33261 15 158568 16 273272 17 3233049 18 4198630 19 11925232 20 21988970 21 27999430 22 130169954 23 133517598 24 560882701 25 1060718271 26 1158300012 27 1183752952 28 3652709607