# A192401 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 6 4 16 5 49 6 156 7 512 8 1728 9 5959 10 20886 11 74204 12 266624 13 967141 14 3536814 15 13025478 16 48266972 17 179831935 18 673258626 19 2531481990 20 9555606112 21 36196916933 22 137554950152 23 524265889839 24 2003513188296 25 7675473295796 26 29471911733772