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.

A351650 Integers m such that digsum(m) divides digsum(m^2) where digsum = sum of digits = A007953.

Table of values

n a(n)
1 1
2 2
3 3
4 9
5 10
6 11
7 12
8 13
9 18
10 19
11 20
12 21
13 22
14 24
15 27
16 30
17 31
18 33
19 36
20 42
21 45
22 46
23 54
24 55
25 63
26 72
27 74
28 81
29 90
30 92
31 99
32 100
33 101
34 102
35 103
36 108
37 110
38 111
39 112
40 113
41 117
42 120
43 121
44 122
45 123
46 126
47 128
48 130
49 132
50 135
51 144
52 145
53 153
54 162
55 171
56 180
57 189
58 190
59 191
60 198

List of values

[1, 2, 3, 9, 10, 11, 12, 13, 18, 19, 20, 21, 22, 24, 27, 30, 31, 33, 36, 42, 45, 46, 54, 55, 63, 72, 74, 81, 90, 92, 99, 100, 101, 102, 103, 108, 110, 111, 112, 113, 117, 120, 121, 122, 123, 126, 128, 130, 132, 135, 144, 145, 153, 162, 171, 180, 189, 190, 191, 198]

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

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