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A323277 as a simple table

n a(n)
0 0
1 0
2 1
3 21
4 342
5 5049
6 70794
7 961794
8 12792492
9 167583249
10 2170496898
11 27864238950
12 355198394484
13 4501897295274
14 56786420175588
15 713416451137956
16 8931958558413912
17 111495926008783809
18 1388178160043508018
19 17244120146466623166
20 213776181450214477092
21 2645421031806169214574

[0,0,1,21,342,5049,70794,961794,12792492,
 167583249,2170496898,27864238950,355198394484,
 4501897295274,56786420175588,713416451137956,
 8931958558413912,111495926008783809,
 1388178160043508018,17244120146466623166,
 213776181450214477092,2645421031806169214574]

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Last modified September 4 20:04 EDT 2024. Contains 375685 sequences. (Running on oeis4.)