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A109840 as a simple table

n a(n)
1 31
2 59
3 443
4 13933
5 2609
6 83089
7 18937669
8 57697
9 71615663503
10 161768817795401
11 4356390089
12 4668342004597
13 109230695824219
14 2770122504473483
15 217596035578054625221
16 1721572826917
17 659160492491

[31,59,443,13933,2609,83089,18937669,57697,
 71615663503,161768817795401,4356390089,
 4668342004597,109230695824219,2770122504473483,
 217596035578054625221,1721572826917,659160492491]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)