# A180085 (b-file synthesized from sequence entry)
0 1
1 1
2 -1
3 -2
4 69
5 -1104
6 11395
7 189232
8 -21769335
9 1156775680
10 -41290278129
11 -136576564992
12 234678001445965
13 -32256618406068224
14 3018646161081366075
15 -158289126522080405504
16 -15471427638848015017455
17 6998210972374723086974976
18 -1487059744246923349187974457
19 223233959091253143036239872000