# A067859 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 2 6 2 7 3 8 4 9 6 10 8 11 11 12 16 13 22 14 31 15 44 16 62 17 87 18 123 19 174 20 246 21 348 22 492 23 695 24 983 25 1390 26 1966 27 2780 28 3931 29 5559 30 7862 31 11118 32 15723 33 22236 34 31446 35 44471 36 62892 37 88942 38 125783 39 177884 40 251566 41 355768 42 503132 43 711536 44 1006263 45 1423071 46 2012526 47 2846142