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.

A082722 Numbers k for which there exist no palindromic 9-gonals (also known as nonagonals or enneagonals) of length k.

Table of values

n a(n)
1 2
2 6
3 13
4 14
5 15
6 16
7 20
8 25
9 27
10 28
11 29
12 30
13 31
14 32

List of values

[2, 6, 13, 14, 15, 16, 20, 25, 27, 28, 29, 30, 31, 32]