# A150934 (b-file synthesized from sequence entry) 0 1 1 2 2 9 3 33 4 155 5 652 6 3113 7 13874 8 66837 9 307272 10 1488777 11 6975715 12 33934993 13 161025010 14 785710159 15 3761589709 16 18397686843 17 88656750924 18 434438606787 19 2103945744667 20 10326023778843 21 50202224491800 22 246715654083731 23 1203177588869660 24 5919654714954755 25 28941493241781162 26 142533052461358635