# A054480 (b-file synthesized from sequence entry) 0 1 1 3 2 8 3 19 4 43 5 94 6 202 7 429 8 905 9 1901 10 3983 11 8332 12 17413 13 36370 14 75938 15 158519 16 330862 17 690523 18 1441082 19 3007369 20 6275917 21 13096737 22 27330418 23 57033206 24 119016808 25 248363751 26 518283950 27 1081551220 28 2256972626 29 4709831964 30 9828437634 31 20509899437 32 42799880699