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A003686 as a simple table

n a(n)
1 1
2 2
3 3
4 5
5 11
6 41
7 371
8 13901
9 5033531
10 69782910161
11 351229174914190691
12 24509789089655802510792656021
13 8608552999157278575508415639286249242844899051 

[1,2,3,5,11,41,371,13901,5033531,69782910161,
 351229174914190691,24509789089655802510792656021,
 8608552999157278575508415639286249242844899051]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)