# A148321 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 5 4 14 5 40 6 127 7 418 8 1424 9 5031 10 18209 11 67366 12 254186 13 974761 14 3791854 15 14943935 16 59552233 17 239744109 18 974027603 19 3989625078 20 16464722934 21 68411771010 22 286027517137 23 1202755713725 24 5084367828630 25 21598046004481 26 92163416534879 27 394937069941730 28 1699022185812757 29 7336018013119783