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A260154 as a simple table

n a(n)
0 1
1 3
2 22
3 209
4 2256
5 26296
6 322696
7 4109131
8 53802868
9 719967204
10 9804170810
11 135438150718
12 1893565055948
13 26744778067560
14 381061505993160
15 5470780479977505
16 79066952734823832
17 1149467155656304276
18 16798622641884084940
19 246654934301978877376

[1,3,22,209,2256,26296,322696,4109131,53802868,
 719967204,9804170810,135438150718,1893565055948,
 26744778067560,381061505993160,5470780479977505,
 79066952734823832,1149467155656304276,
 16798622641884084940,246654934301978877376]

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Last modified April 24 18:17 EDT 2024. Contains 371962 sequences. (Running on oeis4.)