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A223511 as a simple table

n a(n)
1 1
2 9
3 1
4 153
5 27
6 1
7 3825
8 855
9 54
10 1
11 126225
12 32895
13 2745
14 90
15 1
16 5175225
17 1507815
18 150930
19 6705
20 135
21 1
22 253586025
23 80565975
24 9205245
25 499590
26 13860
27 189
28 1
29 14454403425
30 4926412575
31 623675430
32 39180645
33 1345050
34 25578
35 252
36 1

[1,9,1,153,27,1,3825,855,54,1,126225,32895,2745,
 90,1,5175225,1507815,150930,6705,135,1,253586025,
 80565975,9205245,499590,13860,189,1,14454403425,
 4926412575,623675430,39180645,1345050,25578,252,1]

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Last modified May 9 05:44 EDT 2024. Contains 372344 sequences. (Running on oeis4.)