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A012993 as a simple table

n a(n)
0 2
1 15
2 721
3 84049
4 18372769
5 6443708601
6 3315504514305
7 2351891535306609
8 2200048869778398657
9 2623946039095984617321
10 3886333930223496753553953
11 6998154777889427559892675041 

[2,15,721,84049,18372769,6443708601,3315504514305,
 2351891535306609,2200048869778398657,
 2623946039095984617321,3886333930223496753553953,
 6998154777889427559892675041]

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Last modified April 25 07:41 EDT 2024. Contains 371964 sequences. (Running on oeis4.)