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A086506 as a simple table

n a(n)
1 2
2 3
3 5
4 11
5 43
6 173
7 691
8 6911
9 69109
10 1658617
11 3317233
12 19903399
13 39806797
14 238840783
15 4299134093
16 25794804559
17 464306482061
18 8357516677099
19 100290200125187
20 2607545203254863
21 73011265691136163
22 292045062764544653

[2,3,5,11,43,173,691,6911,69109,1658617,3317233,
 19903399,39806797,238840783,4299134093,
 25794804559,464306482061,8357516677099,
 100290200125187,2607545203254863,
 73011265691136163,292045062764544653]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)