# A002551 (b-file synthesized from sequence entry)
1 0
2 1
3 -3
4 43
5 -95
6 12139
7 -25333
8 81227
9 -498233
10 121563469
11 -246183839
12 32808117961
13 -13219717433
14 3226018634857
15 -8835766426243
16 390013167515221
17 -260612031438103
18 36514732926665911
19 -73104960503491573
20 9265088297941326563
21 -389193444786378151123