# A085511 (b-file synthesized from sequence entry)
0 1
1 0
2 -1
3 6
4 0
5 -96
6 1856
7 -19866
8 194701
9 -143840
10 -12421376
11 -2242688
12 7161224400
13 -182262318208
14 4419601227184
15 -105598371081024
16 1963290383833664
17 -34552138617760368
18 6240219707831587
19 4597964531722783442
20 255030441797039438464
21 -20656928385327220865224