# A285019 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 5 4 35 5 7 6 77 7 143 8 715 9 12155 10 46189 11 29393 12 676039 13 1300075 14 185725 15 1077205 16 33393355 17 21607465 18 756261275 19 1472719325 20 3829070245 21 22427411435 22 87670790155 23 19058867425 24 895766768975 25 1755702867191