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.

A263875 a(n) = least positive k such that A263874(n) + 2^k is prime.

Table of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	8
7	10
8	20
9	29
10	955
11	4583176
12	9092392

List of values

[1, 2, 3, 4, 5, 8, 10, 20, 29, 955, 4583176, 9092392]

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

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