# A061179 (b-file synthesized from sequence entry) 0 1 1 14 2 105 3 594 4 2860 5 12402 6 49963 7 190570 8 696787 9 2463300 10 8472280 11 28481220 12 93914325 13 304597382 14 973877245 15 3075011478 16 9602753412 17 29695165110 18 91026167999 19 276833858530 20 835933445799 21 2507876305416