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.

A354531 Numbers k such that 2*(2^k-1) is in A354525.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 7
6 9
7 13
8 17
9 19
10 31
11 61
12 67
13 89
14 107
15 127
16 137
17 521
18 607
19 727

List of values

[1, 2, 3, 5, 7, 9, 13, 17, 19, 31, 61, 67, 89, 107, 127, 137, 521, 607, 727]

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

Content is available under The OEIS End-User License Agreement.