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A005616 as a simple table

n a(n)
0 2
1 2
2 10
3 114
4 2154
5 56946
6 1935210
7 80371122
8 3944568042
9 223374129138
10 14335569726570
11 1028242536825906
12 81514988432370666
13 7077578056972377714
14 667946328512863533930
15 68080118128074301929138
16 7453010693997492901047018

[2,2,10,114,2154,56946,1935210,80371122,
 3944568042,223374129138,14335569726570,
 1028242536825906,81514988432370666,
 7077578056972377714,667946328512863533930,
 68080118128074301929138,7453010693997492901047018]

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Last modified May 28 21:13 EDT 2024. Contains 372920 sequences. (Running on oeis4.)