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.

A093142 Expansion of g.f. (1-5*x)/((1-x)*(1-10*x)).

Table of values

n a(n)
0 1
1 6
2 56
3 556
4 5556
5 55556
6 555556
7 5555556
8 55555556
9 555555556
10 5555555556
11 55555555556
12 555555555556
13 5555555555556
14 55555555555556
15 555555555555556
16 5555555555555556
17 55555555555555556
18 555555555555555556
19 5555555555555555556
20 55555555555555555556
21 555555555555555555556

List of values

[1, 6, 56, 556, 5556, 55556, 555556, 5555556, 55555556, 555555556, 5555555556, 55555555556, 555555555556, 5555555555556, 55555555555556, 555555555555556, 5555555555555556, 55555555555555556, 555555555555555556, 5555555555555555556, 55555555555555555556, 555555555555555555556]

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

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