# A150831 (b-file synthesized from sequence entry) 0 1 1 2 2 8 3 32 4 134 5 590 6 2650 7 12064 8 55742 9 259760 10 1220165 11 5767786 12 27395139 13 130723031 14 626095767 15 3007682664 16 14490348210 17 69982637896 18 338693616769 19 1642344787172 20 7977531045463 21 38809381542851 22 189063863417711 23 922205499663732 24 4503486619557610 25 22015401828941826 26 107726338149374056