# A153947 (b-file synthesized from sequence entry) 0 1 1 2 2 2 3 4 4 11 5 23 6 83 7 542 8 2154 9 15035 10 184615 11 1315991 12 16739106 13 377984235 14 5010747205 15 118406407922 16 4950057264228 17 123458500863829