# A308729 (b-file synthesized from sequence entry) 1 0 2 2 3 11 4 61 5 379 6 2668 7 21160 8 187388 9 1836396 10 19753416 11 231545016 12 2939000832 13 40172455296 14 588444153984 15 9197306248320 16 152803737342720 17 2689320607107840 18 49986863946616320 19 978529776749959680 20 20123805782225664000 21 433785771471677184000 22 9780622725328777728000