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.

A306570 Values of n such that 5^n ends in n, or expomorphic numbers relative to "base" 5.

Table of values

n a(n)
1 5
2 25
3 125
4 3125
5 203125
6 8203125
7 408203125
8 8408203125
9 18408203125
10 618408203125
11 2618408203125
12 52618408203125
13 152618408203125
14 3152618408203125
15 93152618408203125
16 493152618408203125
17 7493152618408203125
18 17493152618408203125
19 117493152618408203125
20 7117493152618408203125
21 87117493152618408203125

List of values

[5, 25, 125, 3125, 203125, 8203125, 408203125, 8408203125, 18408203125, 618408203125, 2618408203125, 52618408203125, 152618408203125, 3152618408203125, 93152618408203125, 493152618408203125, 7493152618408203125, 17493152618408203125, 117493152618408203125, 7117493152618408203125, 87117493152618408203125]

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

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