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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.

A332146 a(n) = 4*(10^(2*n+1)-1)/9 + 2*10^n.

Table of values

n a(n)
0 6
1 464
2 44644
3 4446444
4 444464444
5 44444644444
6 4444446444444
7 444444464444444
8 44444444644444444
9 4444444446444444444
10 444444444464444444444
11 44444444444644444444444
12 4444444444446444444444444
13 444444444444464444444444444
14 44444444444444644444444444444
15 4444444444444446444444444444444

List of values

[6, 464, 44644, 4446444, 444464444, 44444644444, 4444446444444, 444444464444444, 44444444644444444, 4444444446444444444, 444444444464444444444, 44444444444644444444444, 4444444444446444444444444, 444444444444464444444444444, 44444444444444644444444444444, 4444444444444446444444444444444]

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

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