# A150255 (b-file synthesized from sequence entry) 0 1 1 2 2 6 3 22 4 86 5 340 6 1403 7 5912 8 25255 9 109518 10 478944 11 2112598 12 9392174 13 41972854 14 188575186 15 851123779 16 3855663703 17 17529454105 18 79937906002 19 365518321803 20 1675610232396 21 7698292434046 22 35440859672787 23 163468742882547 24 755269073235057 25 3495106155974599 26 16197749380386370 27 75168376975945930