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.

A030465 Numbers k such that k concatenated with k+1 is a square.

Table of values

n a(n)
1 183
2 328
3 528
4 715
5 6099
6 13224
7 40495
8 106755
9 453288
10 2066115
11 2975208
12 22145328
13 28027683
14 110213248
15 110667555
16 147928995
17 178838403
18 226123528
19 275074575
20 333052608
21 378698224
22 445332888
23 446245635

List of values

[183, 328, 528, 715, 6099, 13224, 40495, 106755, 453288, 2066115, 2975208, 22145328, 28027683, 110213248, 110667555, 147928995, 178838403, 226123528, 275074575, 333052608, 378698224, 445332888, 446245635]