# A002669 (b-file synthesized from sequence entry)
1 -1
2 3
3 -29
4 289
5 -1627
6 27769
7 -18044381
8 145511171
9 -1514611753
10 142324922009
11 -45517196560877
12 1750347891902329
13 -307338038704738637
14 32691361126849302587
15 -124979231585030156687
16 13342245096512975609370931
17 -265966517264946845952131041