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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.

A172997 Numbers n such that for p=prime(n), (2p-1)^(2p-1) mod 2^(2p-1) is prime.

Table of values

n	a(n)
1	1
2	5
3	6
4	8
5	34
6	131

List of values

[1, 5, 6, 8, 34, 131]

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

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