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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.

A280004 Numbers k such that 9*2^k + 1 is a prime factor of a Fermat number 2^(2^m) + 1 for some m.

Table of values

n	a(n)
1	67
2	9431
3	461081
4	2543551

List of values

[67, 9431, 461081, 2543551]

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

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