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.

A215618 Sum of digits of n^2 is a square.

Table of values

n a(n)
1 1
2 2
3 3
4 6
5 9
6 11
7 12
8 13
9 14
10 15
11 18
12 21
13 22
14 23
15 31
16 39
17 41
18 45
19 48
20 51
21 58
22 59
23 67
24 68
25 76
26 77
27 85
28 86
29 94
30 95
31 101
32 102
33 103
34 104
35 105
36 111
37 112
38 113
39 121
40 122
41 131
42 139
43 148
44 157
45 158
46 166
47 175
48 176
49 184
50 185
51 193
52 194
53 201
54 202
55 203
56 211
57 212
58 221
59 229

List of values

[1, 2, 3, 6, 9, 11, 12, 13, 14, 15, 18, 21, 22, 23, 31, 39, 41, 45, 48, 51, 58, 59, 67, 68, 76, 77, 85, 86, 94, 95, 101, 102, 103, 104, 105, 111, 112, 113, 121, 122, 131, 139, 148, 157, 158, 166, 175, 176, 184, 185, 193, 194, 201, 202, 203, 211, 212, 221, 229]