# A150118 (b-file synthesized from sequence entry) 0 1 1 2 2 6 3 19 4 71 5 275 6 1114 7 4651 8 19925 9 86643 10 382655 11 1712982 12 7743651 13 35289178 14 162101956 15 749571206 16 3484376167 17 16277276570 18 76387977097 19 359852913731 20 1700945034026 21 8065817666940 22 38357500715924 23 182868252256455 24 873854209821109 25 4184888850204701 26 20080433565203323 27 96523687360941940