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.

A178635 a(n) = 72*((10^n - 1)/9)^2.

Table of values

n a(n)
1 72
2 8712
3 887112
4 88871112
5 8888711112
6 888887111112
7 88888871111112
8 8888888711111112
9 888888887111111112
10 88888888871111111112
11 8888888888711111111112
12 888888888887111111111112
13 88888888888871111111111112
14 8888888888888711111111111112
15 888888888888887111111111111112

List of values

[72, 8712, 887112, 88871112, 8888711112, 888887111112, 88888871111112, 8888888711111112, 888888887111111112, 88888888871111111112, 8888888888711111111112, 888888888887111111111112, 88888888888871111111111112, 8888888888888711111111111112, 888888888888887111111111111112]

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

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