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A229685 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 2
6 0
7 0
8 36
9 36
10 0
11 0
12 360
13 888
14 360
15 0
16 0
17 2688
18 10896
19 10896
20 2688
21 0
22 0
23 17280
24 108000
25 186576
26 108000
27 17280
28 0
29 0
30 101376
31 959040
32 2700432
33 2700432
34 959040
35 101376
36 0
37 0
38 559104
39 7952256
40 35485776
41 58038768
42 35485776
43 7952256
44 559104
45 0
46 0

[0,0,0,0,2,0,0,36,36,0,0,360,888,360,0,0,2688,
 10896,10896,2688,0,0,17280,108000,186576,108000,
 17280,0,0,101376,959040,2700432,2700432,959040,
 101376,0,0,559104,7952256,35485776,58038768,
 35485776,7952256,559104,0,0]

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Last modified September 25 13:01 EDT 2020. Contains 337344 sequences. (Running on oeis4.)