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.

A115441 Numbers whose square is the concatenation of two numbers k and k+9.

Table of values

n a(n)
1 465
2 536
3 718
4 822
5 3428
6 6573
7 90907
8 980202
9 3636361
10 6363640
11 41176468
12 58823533
13 413533838
14 426573430
15 428571426
16 432620009
17 567379992
18 571428575
19 573426571
20 586466163
21 686261111
22 725274729
23 727272725
24 731321308

List of values

[465, 536, 718, 822, 3428, 6573, 90907, 980202, 3636361, 6363640, 41176468, 58823533, 413533838, 426573430, 428571426, 432620009, 567379992, 571428575, 573426571, 586466163, 686261111, 725274729, 727272725, 731321308]