# A150425 (b-file synthesized from sequence entry) 0 1 1 2 2 7 3 24 4 96 5 395 6 1692 7 7319 8 32328 9 144775 10 656618 11 3000338 12 13806890 13 63935867 14 297825840 15 1393862673 16 6549176577 17 30879353499 18 146076178016 19 693066334340 20 3296813436279 21 15718449300230 22 75100784861874 23 359528940397209 24 1724271608982013 25 8283000187595051 26 39849493869707366 27 191985084989792161