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.

A215268 Concatenation of the decimal digits of n^2-1 and n^2.

Table of values

n a(n)
0 -10
1 1
2 34
3 89
4 1516
5 2425
6 3536
7 4849
8 6364
9 8081
10 99100
11 120121
12 143144
13 168169
14 195196
15 224225
16 255256
17 288289
18 323324
19 360361
20 399400
21 440441
22 483484
23 528529
24 575576
25 624625
26 675676
27 728729
28 783784
29 840841
30 899900
31 960961
32 10231024
33 10881089

List of values

[-10, 1, 34, 89, 1516, 2425, 3536, 4849, 6364, 8081, 99100, 120121, 143144, 168169, 195196, 224225, 255256, 288289, 323324, 360361, 399400, 440441, 483484, 528529, 575576, 624625, 675676, 728729, 783784, 840841, 899900, 960961, 10231024, 10881089]