# A009829 (b-file synthesized from sequence entry)
0 0
1 1
2 2
3 1
4 0
5 21
6 88
7 -27
8 -704
9 6121
10 50464
11 -153559
12 -2089216
13 13064637
14 173223040
15 -996722035
16 -16120801280
17 114653539281
18 2032098365952
19 -15657589156655
20 -311227464130560
21 2678537704263781
22 58380271774087168