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A087311 as a simple table

n a(n)
1 2
2 3
3 7
4 169
5 677
6 1355
7 2711
8 4304496906163
9 1852869361516769972676380161
10 66703297014603719016349685797
11 400219782087622314098098114783
12 31217143002834540499651652953075
13 1498422864136057943983279341747601 

[2,3,7,169,677,1355,2711,4304496906163,
 1852869361516769972676380161,
 66703297014603719016349685797,
 400219782087622314098098114783,
 31217143002834540499651652953075,
 1498422864136057943983279341747601]

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Last modified June 7 09:16 EDT 2024. Contains 373162 sequences. (Running on oeis4.)