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.

A005349 Niven (or Harshad, or harshad) numbers: numbers that are divisible by the sum of their digits.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 12
12 18
13 20
14 21
15 24
16 27
17 30
18 36
19 40
20 42
21 45
22 48
23 50
24 54
25 60
26 63
27 70
28 72
29 80
30 81
31 84
32 90
33 100
34 102
35 108
36 110
37 111
38 112
39 114
40 117
41 120
42 126
43 132
44 133
45 135
46 140
47 144
48 150
49 152
50 153
51 156
52 162
53 171
54 180
55 190
56 192
57 195
58 198
59 200
60 201
61 204

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 18, 20, 21, 24, 27, 30, 36, 40, 42, 45, 48, 50, 54, 60, 63, 70, 72, 80, 81, 84, 90, 100, 102, 108, 110, 111, 112, 114, 117, 120, 126, 132, 133, 135, 140, 144, 150, 152, 153, 156, 162, 171, 180, 190, 192, 195, 198, 200, 201, 204]

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

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