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.

A136928 Numbers k such that k and k^2 use only the digits 0, 3, 4, 5 and 8.

Table of values

n a(n)
1 0
2 548
3 5480
4 54800
5 55548
6 548000
7 555388
8 555480
9 588048
10 5480000
11 5553880
12 5554548
13 5554800
14 5834388
15 5880480
16 54800000
17 55538800
18 55545480
19 55548000
20 58343880
21 58804800
22 548000000
23 550500548
24 555388000
25 555454800
26 555480000
27 583438800
28 588048000
29 5480000000
30 5505005480
31 5553880000
32 5554548000
33 5554800000
34 5834388000

List of values

[0, 548, 5480, 54800, 55548, 548000, 555388, 555480, 588048, 5480000, 5553880, 5554548, 5554800, 5834388, 5880480, 54800000, 55538800, 55545480, 55548000, 58343880, 58804800, 548000000, 550500548, 555388000, 555454800, 555480000, 583438800, 588048000, 5480000000, 5505005480, 5553880000, 5554548000, 5554800000, 5834388000]

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

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