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A027546 as a simple table

n a(n)
1 1
2 3
3 19
4 201
5 3131
6 66883
7 1866103
8 65599089
9 2826880471
10 146161621491
11 8911342572947
12 631575190761529
13 51412581787714291
14 4758212302957048419
15 496284340990942471471
16 57890406722543923973985
17 7501581827512345854197039
18 1073456867163970189613750995 

[1,3,19,201,3131,66883,1866103,65599089,
 2826880471,146161621491,8911342572947,
 631575190761529,51412581787714291,
 4758212302957048419,496284340990942471471,
 57890406722543923973985,7501581827512345854197039,
 1073456867163970189613750995]

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Last modified May 31 19:33 EDT 2024. Contains 373003 sequences. (Running on oeis4.)