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.

A159879 Numbers n such that digit sum of n^2 is 2*(digit sum of n).

Table of values

n a(n)
1 0
2 2
3 11
4 20
5 27
6 36
7 54
8 72
9 74
10 81
11 92
12 101
13 108
14 110
15 128
16 135
17 144
18 153
19 162
20 171
21 191
22 200
23 209
24 218
25 225
26 227
27 252
28 254
29 261
30 270
31 317
32 326
33 344
34 353
35 360
36 371
37 387
38 405
39 416
40 425
41 504
42 506
43 515
44 540
45 605
46 641
47 684
48 711
49 720
50 722
51 731
52 740
53 767
54 774
55 801

List of values

[0, 2, 11, 20, 27, 36, 54, 72, 74, 81, 92, 101, 108, 110, 128, 135, 144, 153, 162, 171, 191, 200, 209, 218, 225, 227, 252, 254, 261, 270, 317, 326, 344, 353, 360, 371, 387, 405, 416, 425, 504, 506, 515, 540, 605, 641, 684, 711, 720, 722, 731, 740, 767, 774, 801]