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.

A061868 Numbers n such that n^2 has property that the sum of its digits and the product of its digits are squares (allowing zeros).

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 10
6 12
7 20
8 21
9 30
10 45
11 48
12 51
13 60
14 90
15 95
16 100
17 101
18 102
19 103
20 104
21 105
22 110
23 120
24 122
25 130
26 140
27 148
28 150
29 175
30 176
31 180
32 200
33 201
34 202
35 203
36 210
37 212
38 220
39 221
40 230
41 247
42 248
43 249
44 257
45 265
46 266
47 274
48 283
49 284
50 300
51 301
52 302
53 310
54 318
55 319
56 321

List of values

[0, 1, 2, 3, 10, 12, 20, 21, 30, 45, 48, 51, 60, 90, 95, 100, 101, 102, 103, 104, 105, 110, 120, 122, 130, 140, 148, 150, 175, 176, 180, 200, 201, 202, 203, 210, 212, 220, 221, 230, 247, 248, 249, 257, 265, 266, 274, 283, 284, 300, 301, 302, 310, 318, 319, 321]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.