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A286892 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 3
6 1
7 3
8 27
9 438
10 1
11 6
12 140
13 8766
14 504504
15 1
16 16
17 1056
18 189774
19 33258880
20 6573403050
21 1
22 48
23 8730
24 4292514
25 2366403930
26 1387750992012
27 846182953495152
28 1
29 108
30 63108
31 99797220
32 159511561440
33 282061024690536
34 530143167401850960
35 976645996512669379710

[1,1,1,1,1,3,1,3,27,438,1,6,140,8766,504504,1,16,
 1056,189774,33258880,6573403050,1,48,8730,4292514,
 2366403930,1387750992012,846182953495152,1,108,
 63108,99797220,159511561440,282061024690536,
 530143167401850960,976645996512669379710]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)