# A020931 (b-file synthesized from sequence entry)
0 1
1 -38
2 646
3 -6460
4 41990
5 -184756
6 554268
7 -1108536
8 1385670
9 -923780
10 184756
11 33592
12 16796
13 12920
14 12920
15 15504
16 21318
17 32604
18 54340
19 97240
20 184756
21 369512
22 772616
23 1679600
24 3779100
25 8767512
26 20907144
27 51106352
28 127765880
29 326023280
30 847660528
31 2242198816