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A120117 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 1
7 3
8 27
9 66
10 226
11 380
12 879
13 1097
14 4419
15 3772
16 9488
17 6718
18 40023
19 12630
20 127213
21 76836

[0,0,0,0,0,1,3,27,66,226,380,879,1097,4419,3772,
 9488,6718,40023,12630,127213,76836]

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Last modified March 29 02:16 EDT 2024. Contains 371264 sequences. (Running on oeis4.)