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.

A161783 Squares n^2 whose decimal expansion contains n as a substring.

Table of values

n a(n)
1 1
2 25
3 36
4 100
5 625
6 2500
7 3600
8 5776
9 10000
10 62500
11 141376
12 250000
13 360000
14 390625
15 577600
16 1000000
17 6250000
18 14137600
19 14379264
20 25000000
21 36000000
22 39062500
23 57760000
24 87909376
25 100000000
26 214651801
27 625000000
28 1413760000
29 2500000000

List of values

[1, 25, 36, 100, 625, 2500, 3600, 5776, 10000, 62500, 141376, 250000, 360000, 390625, 577600, 1000000, 6250000, 14137600, 14379264, 25000000, 36000000, 39062500, 57760000, 87909376, 100000000, 214651801, 625000000, 1413760000, 2500000000]

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

Content is available under The OEIS End-User License Agreement.