# A228827 (b-file synthesized from sequence entry)
0 1
1 25
2 599
3 4285
4 15599
5 169625
6 33578309
7 344155
8 133697983
9 941417335
10 1729982389
11 3184334285
12 274574499509
13 2625798955
14 1611022490371
15 123951819730625
16 9814145542783
17 3453861186955
18 -25128299959971711973
19 2945661954537595
20 -260933954573210488051