# A012479 (b-file synthesized from sequence entry)
0 1
1 -1
2 21
3 -717
4 46025
5 -4817209
6 734055069
7 -154121194437
8 42674286160913
9 -15062120873888497
10 6601538801733818277
11 -3517682024725193957181
12 2239550167783452398617817
13 -1678950113256157460626211113