# A356817 (b-file synthesized from sequence entry)
0 1
1 -2
2 0
3 1
4 144
5 4143
6 110368
7 2535475
8 13299968
9 -5169863825
10 -639341093376
11 -59073970497885
12 -4677854594527232
13 -276406098219258425
14 2399871442122924032
15 5163244810691492730907
16 1331213942683118587674624
17 262517264591996332314037215