# A250117 (b-file synthesized from sequence entry)
0 1
1 2
2 -10
3 84
4 -868
5 9872
6 -121392
7 1522000
8 -20885744
9 249139392
10 -4898915424
11 -6811333312
12 -4215314380800
13 -213186664776192
14 -15944754147807232
15 -1207550934725368320
16 -100056122156079206144
17 -8876452703027927096320