# A019117 (b-file synthesized from sequence entry) 3 0 4 0 5 5 6 4 7 4 8 24 9 44 10 86 11 230 12 499 13 1216 14 3329 15 8059 16 20320 17 54177 18 138028 19 352138 20 917367 21 2382713 22 6193160 23 16203044 24 42592581 25 112203219 26 296304327 27 785315392 28 2085553429 29 5547221211 30 14791385421