# A012110 (b-file synthesized from sequence entry)
0 1
1 -1
2 -3
3 -21
4 -1543
5 -139241
6 -17567883
7 -3247844861
8 -820544875023
9 -270409929116881
10 -112752402237298963
11 -58042577464009155301
12 -36153625550535244615703
13 -26800108152000698851560121