cp's OEIS Frontend

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.

A263874 Integers for which the smallest k in A067760 such that n + 2^k is prime increases.

Table of values

n a(n)
1 1
2 7
3 23
4 31
5 47
6 61
7 139
8 271
9 287
10 773
11 2131
12 40291

List of values

[1, 7, 23, 31, 47, 61, 139, 271, 287, 773, 2131, 40291]

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

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