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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.

A332112 a(n) = (10^(2n+1)-1)/9 + 10^n.

Table of values

n a(n)
0 2
1 121
2 11211
3 1112111
4 111121111
5 11111211111
6 1111112111111
7 111111121111111
8 11111111211111111
9 1111111112111111111
10 111111111121111111111
11 11111111111211111111111
12 1111111111112111111111111
13 111111111111121111111111111
14 11111111111111211111111111111
15 1111111111111112111111111111111

List of values

[2, 121, 11211, 1112111, 111121111, 11111211111, 1111112111111, 111111121111111, 11111111211111111, 1111111112111111111, 111111111121111111111, 11111111111211111111111, 1111111111112111111111111, 111111111111121111111111111, 11111111111111211111111111111, 1111111111111112111111111111111]

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

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