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.

A069560 Squares in which the k-th significant digit either divides k or is a multiple of k.

Table of values

n a(n)
1 1
2 4
3 9
4 16
5 25
6 49
7 64
8 81
9 121
10 144
11 169
12 324
13 361
14 625
15 961
16 1369
17 1681
18 2116
19 2916
20 4624
21 8649
22 11664
23 12321
24 14161
25 14641
26 51984
27 114921
28 151321
29 214369
30 311364
31 351649
32 1151329
33 1252161
34 1658944
35 7311616
36 7354944
37 41254929
38 41654116

List of values

[1, 4, 9, 16, 25, 49, 64, 81, 121, 144, 169, 324, 361, 625, 961, 1369, 1681, 2116, 2916, 4624, 8649, 11664, 12321, 14161, 14641, 51984, 114921, 151321, 214369, 311364, 351649, 1151329, 1252161, 1658944, 7311616, 7354944, 41254929, 41654116]

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

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