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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.

A086944 a(n) = k where R(k+8) = 5.

Table of values

n a(n)
1 42
2 492
3 4992
4 49992
5 499992
6 4999992
7 49999992
8 499999992
9 4999999992
10 49999999992
11 499999999992
12 4999999999992
13 49999999999992
14 499999999999992
15 4999999999999992
16 49999999999999992
17 499999999999999992
18 4999999999999999992
19 49999999999999999992
20 499999999999999999992

List of values

[42, 492, 4992, 49992, 499992, 4999992, 49999992, 499999992, 4999999992, 49999999992, 499999999992, 4999999999992, 49999999999992, 499999999999992, 4999999999999992, 49999999999999992, 499999999999999992, 4999999999999999992, 49999999999999999992, 499999999999999999992]

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

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