# A009646 (b-file synthesized from sequence entry)
0 0
1 1
2 -1
3 7
4 -24
5 175
6 -1155
7 10477
8 -100968
9 1147901
10 -14251005
11 197307251
12 -2969362176
13 48613104059
14 -856679861583
15 16197513235945
16 -326703748009200
17 7005133086139705
18 -159063002342367705
19 3813308579832354079