# A356620 (b-file synthesized from sequence entry) 0 0 1 1 2 4 3 11 4 26 5 56 6 115 7 230 8 453 9 884 10 1716 11 3321 12 6416 13 12383 14 23886 15 46060 16 88803 17 171194 18 330009 19 636136 20 1226216 21 2363633 22 4556076 23 8782147 24 16928162 25 32630112 26 62896595 27 121237118 28 233692093 29 450456028 30 868281948 31 1673667305 32 3226097496 33 6218502903