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.

A072841 Numbers k such that the digits of k^2 are exactly the same (albeit in different order) as the digits of (k+1)^2.

Table of values

n a(n)
1 13
2 157
3 913
4 4513
5 14647
6 19201
7 19291
8 19813
9 20191
10 27778
11 31828
12 34825
13 37471
14 39586
15 40297
16 50386
17 53536
18 53842
19 54913
20 62986
21 64021
22 70267
23 76513
24 78241
25 82597
26 89356
27 98347
28 100147
29 100597
30 103909
31 106528
32 111847
33 115024
34 117391
35 125986
36 128047

List of values

[13, 157, 913, 4513, 14647, 19201, 19291, 19813, 20191, 27778, 31828, 34825, 37471, 39586, 40297, 50386, 53536, 53842, 54913, 62986, 64021, 70267, 76513, 78241, 82597, 89356, 98347, 100147, 100597, 103909, 106528, 111847, 115024, 117391, 125986, 128047]