# A009471 (b-file synthesized from sequence entry)
0 1
1 -1
2 -7
3 111
4 1073
5 -94337
6 -2853783
7 123530351
8 9169805409
9 -451648395649
10 -48860758779943
11 9373388534437103
12 1703756816472285841
13 -102065089351854821633
14 -63965097809194514212791