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A022187 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 24
5 1
6 1
7 553
8 553
9 1
10 1
11 12720
12 293090
13 12720
14 1
15 1
16 292561
17 155057330
18 155057330
19 292561
20 1
21 1
22 6728904
23 82025620131
24 1886737591440
25 82025620131
26 6728904
27 1
28 1
29 154764793
30 43391559778203
31 22956018300670611

[1,1,1,1,24,1,1,553,553,1,1,12720,293090,12720,1,
 1,292561,155057330,155057330,292561,1,1,6728904,
 82025620131,1886737591440,82025620131,6728904,1,1,
 154764793,43391559778203,22956018300670611]

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Last modified April 25 09:35 EDT 2024. Contains 371967 sequences. (Running on oeis4.)