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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.

A053338 a(n) contains n digits (either '6' or '9') and is divisible by 2^n.

Table of values

n a(n)
1 6
2 96
3 696
4 9696
5 69696
6 669696
7 6669696
8 96669696
9 696669696
10 9696669696
11 69696669696
12 969696669696
13 9969696669696
14 69969696669696
15 969969696669696
16 9969969696669696
17 99969969696669696
18 999969969696669696

List of values

[6, 96, 696, 9696, 69696, 669696, 6669696, 96669696, 696669696, 9696669696, 69696669696, 969696669696, 9969696669696, 69969696669696, 969969696669696, 9969969696669696, 99969969696669696, 999969969696669696]

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

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