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A081876 as a simple table

n a(n)
1 9
2 137
3 2120
4 3496
5 88008
6 176451
7 25198140
8 50366472
9 1660042751
10 7902183159
11 260816757309
12 1142905318634
13 17475119650043
14 43420162171515 

[9,137,2120,3496,88008,176451,25198140,50366472,
 1660042751,7902183159,260816757309,1142905318634,
 17475119650043,43420162171515]

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Last modified July 30 06:28 EDT 2024. Contains 374737 sequences. (Running on oeis4.)