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.

A263616 Number of n-digit numbers whose square is a palindrome.

Table of values

n a(n)
1 4
2 3
3 8
4 5
5 11
6 6
7 19
8 14
9 25
10 18
11 49
12 31
13 71
14 46
15 105
16 71
17 154
18 101
19 209
20 132
21 292
22 182
23 384
24 236
25 497
26 302
27 636
28 383
29 799
30 475
31 981
32 578
33 1201
34 701

List of values

[4, 3, 8, 5, 11, 6, 19, 14, 25, 18, 49, 31, 71, 46, 105, 71, 154, 101, 209, 132, 292, 182, 384, 236, 497, 302, 636, 383, 799, 475, 981, 578, 1201, 701]