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A155356 as a simple table

n a(n)
3 1
4 4
5 13
6 28
7 49
8 268
9 2207
10 13527
11 65442
12 532199
13 7461240
14 113949026
15 1537124321
16 25756946558
17 635120397887
18 20097790938202
19 675874617024695
20 25863870998834477
21 1279264911762340761 

[1,4,13,28,49,268,2207,13527,65442,532199,7461240,
 113949026,1537124321,25756946558,635120397887,
 20097790938202,675874617024695,25863870998834477,
 1279264911762340761]

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Last modified May 20 14:08 EDT 2024. Contains 372717 sequences. (Running on oeis4.)