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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.

A288845 Values of n such that 4^n ends in n, or expomorphic numbers in base 4.

Table of values

n a(n)
1 6
2 96
3 896
4 8896
5 28896
6 728896
7 1728896
8 11728896
9 411728896
10 90411728896
11 290411728896
12 5290411728896
13 55290411728896
14 555290411728896
15 2555290411728896
16 302555290411728896
17 2302555290411728896
18 22302555290411728896
19 622302555290411728896
20 3622302555290411728896

List of values

[6, 96, 896, 8896, 28896, 728896, 1728896, 11728896, 411728896, 90411728896, 290411728896, 5290411728896, 55290411728896, 555290411728896, 2555290411728896, 302555290411728896, 2302555290411728896, 22302555290411728896, 622302555290411728896, 3622302555290411728896]

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

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