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.

A028835 Numbers whose iterated sum of digits is a prime.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 11
6 12
7 14
8 16
9 20
10 21
11 23
12 25
13 29
14 30
15 32
16 34
17 38
18 39
19 41
20 43
21 47
22 48
23 50
24 52
25 56
26 57
27 59
28 61
29 65
30 66
31 68
32 70
33 74
34 75
35 77
36 79
37 83
38 84
39 86
40 88
41 92
42 93
43 95
44 97
45 101
46 102
47 104
48 106
49 110
50 111
51 113
52 115
53 119
54 120
55 122
56 124
57 128
58 129
59 131
60 133
61 137
62 138
63 140
64 142
65 146
66 147
67 149
68 151
69 155
70 156

List of values

[2, 3, 5, 7, 11, 12, 14, 16, 20, 21, 23, 25, 29, 30, 32, 34, 38, 39, 41, 43, 47, 48, 50, 52, 56, 57, 59, 61, 65, 66, 68, 70, 74, 75, 77, 79, 83, 84, 86, 88, 92, 93, 95, 97, 101, 102, 104, 106, 110, 111, 113, 115, 119, 120, 122, 124, 128, 129, 131, 133, 137, 138, 140, 142, 146, 147, 149, 151, 155, 156]