# A318537 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 0
4 0
5 6
6 6
7 0
8 0
9 6
10 174
11 840
12 2520
13 5040
14 5040
15 0
16 0
17 0
18 840
19 24360
20 335160
21 3553200
22 32382000
23 259459200
24 1816214400
25 10897286400
26 54486432000
27 217945728000
28 653837184000
29 1307674368000
30 1307674368000
31 0
32 0
33 0
34 2520
35 335160
36 15198120
37 476496720
38 12767000400
39 314181504000
40 7288444800000