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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A065869 a(n) = (2^(prime(n)^2) + 1)/(2^prime(n) + 1).

Table of values

n a(n)
2 57
3 1016801
4 4363953127297
5 1297440698667560637290197228189697
6 91332703321545501540374299322682400349546864641
7 7588492464653843921408409789152927606760448769729047438304822150910706202078740481

List of values

[57, 1016801, 4363953127297, 1297440698667560637290197228189697, 91332703321545501540374299322682400349546864641, 7588492464653843921408409789152927606760448769729047438304822150910706202078740481]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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