# A133409 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 0 4 1 5 4 6 13 7 39 8 117 9 351 10 1054 11 3163 12 9490 13 28470 14 85410 15 256230 16 768691 17 2306074 18 6918223 19 20754669 20 62264007 21 186792021 22 560376064 23 1681128193 24 5043384580 25 15130153740 26 45390461220 27 136171383660