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.

A375241 Nontriangular numbers with digital root in {1, 3, 6, 9}.

Table of values

n a(n)
1 9
2 12
3 18
4 19
5 24
6 27
7 30
8 33
9 37
10 39
11 42
12 46
13 48
14 51
15 54
16 57
17 60
18 63
19 64
20 69
21 72
22 73
23 75
24 81
25 82
26 84
27 87
28 90
29 93
30 96
31 99
32 100
33 102
34 108
35 109
36 111
37 114
38 117
39 118
40 123
41 126
42 127
43 129
44 132
45 135
46 138
47 141
48 144
49 145
50 147
51 150
52 154
53 156
54 159
55 162
56 163
57 165
58 168
59 172

List of values

[9, 12, 18, 19, 24, 27, 30, 33, 37, 39, 42, 46, 48, 51, 54, 57, 60, 63, 64, 69, 72, 73, 75, 81, 82, 84, 87, 90, 93, 96, 99, 100, 102, 108, 109, 111, 114, 117, 118, 123, 126, 127, 129, 132, 135, 138, 141, 144, 145, 147, 150, 154, 156, 159, 162, 163, 165, 168, 172]