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A087668 as a simple table

n a(n)
1 8
2 9
3 11
4 13
5 15
6 133
7 2317
8 39845
9 108167
10 46779959
11 70246181
12 248897669
13 452691117
14 1137506437
15 3089581031

[8,9,11,13,15,133,2317,39845,108167,46779959,
 70246181,248897669,452691117,1137506437,
 3089581031]

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Last modified May 3 19:50 EDT 2024. Contains 372222 sequences. (Running on oeis4.)