# A056381 (b-file synthesized from sequence entry) 1 2 2 2 3 4 4 8 5 10 6 32 7 26 8 84 9 98 10 266 11 214 12 1200 13 702 14 2770 15 4328 16 8832 17 8230 18 44086 19 29202 20 135744 21 176720 22 419654 23 381490 24 2149068 25 1678244 26 5593294 27 7461064 28 22550600 29 19175158 30 134386396 31 71585134