# A318260 (b-file synthesized from sequence entry)
0 1
1 -1
2 1
3 19
4 -39
5 20
6 -1513
7 4705
8 -4872
9 1680
10 315523
11 -1314807
12 2052644
13 -1422960
14 369600
15 -136085041
16 710968441
17 -1484552160
18 1548707160
19 -807206400
20 168168000
21 105261234643
22 -661231439271
23 1729495989332
24 -2410936679424
25 1889230062720
26 -789044256000
27 137225088000