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A007047 as a simple table

n a(n)
0 1
1 3
2 11
3 51
4 299
5 2163
6 18731
7 189171
8 2183339
9 28349043
10 408990251
11 6490530291
12 112366270379
13 2107433393523
14 42565371881771
15 921132763911411
16 21262618727925419
17 521483068116543603
18 13542138653027381291
19 371206349277313644531

[1,3,11,51,299,2163,18731,189171,2183339,28349043,
 408990251,6490530291,112366270379,2107433393523,
 42565371881771,921132763911411,21262618727925419,
 521483068116543603,13542138653027381291,
 371206349277313644531]

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Last modified May 10 04:22 EDT 2024. Contains 372356 sequences. (Running on oeis4.)