# A354389 (b-file synthesized from sequence entry)
0 1
1 0
2 -1
3 3
4 -5
5 -10
6 146
7 -756
8 1086
9 23400
10 -300066
11 1855590
12 341826
13 -165915828
14 2158958556
15 -10006622640
16 -172337345496
17 4941605486016
18 -64365944851512
19 339328464492456
20 5510899593823176
21 -157099566384759600
22 1059259019507498160
23 41957473280879898720