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.

A058369 Numbers k such that k and k^2 have same digit sum.

Table of values

n a(n)
1 0
2 1
3 9
4 10
5 18
6 19
7 45
8 46
9 55
10 90
11 99
12 100
13 145
14 180
15 189
16 190
17 198
18 199
19 289
20 351
21 361
22 369
23 379
24 388
25 450
26 451
27 459
28 460
29 468
30 495
31 496
32 550
33 558
34 559
35 568
36 585
37 595
38 639
39 729
40 739
41 775
42 838
43 855
44 900
45 954
46 955
47 990
48 999
49 1000
50 1098
51 1099
52 1179
53 1188
54 1189

List of values

[0, 1, 9, 10, 18, 19, 45, 46, 55, 90, 99, 100, 145, 180, 189, 190, 198, 199, 289, 351, 361, 369, 379, 388, 450, 451, 459, 460, 468, 495, 496, 550, 558, 559, 568, 585, 595, 639, 729, 739, 775, 838, 855, 900, 954, 955, 990, 999, 1000, 1098, 1099, 1179, 1188, 1189]