# A375304 (b-file synthesized from sequence entry)
0 1
1 0
2 0
3 1
4 2
5 24
6 0
7 4
8 672
9 358560
10 1
11 20
12 38976
13 476850240
14 20911317073920
15 0
16 100
17 3550848
18 1304813266560
19 2432400136566865920
20 15510918113914245120000000
21 1
22 620
23 471899904
24 6394544826128640
25 620390024129961834577920
26 265250998502017388926894080000000
27 371993135808163790752351286618750976000000