# A192672 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 6 5 14 6 30 7 65 8 144 9 321 10 720 11 1626 12 3694 13 8428 14 19305 15 44371 16 102291 17 236450 18 547868 19 1272148 20 2959613 21 6897450 22 16100184 23 37635909 24 88095027 25 206458158 26 484399704 27 1137707979 28 2674734202 29 6293966627 30 14823002101 31 34937537185 32 82408390392 33 194515481823