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.

A014851 Numbers k that divide s(k), where s(1)=1, s(j)=4*s(j-1)+j.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 6
6 9
7 10
8 12
9 18
10 20
11 21
12 27
13 30
14 36
15 42
16 50
17 54
18 60
19 63
20 68
21 78
22 81
23 84
24 90
25 100
26 108
27 110
28 126
29 147
30 150
31 156
32 162
33 171
34 180
35 189
36 204
37 210
38 220
39 234
40 243
41 250
42 252
43 270
44 294
45 300
46 310
47 324
48 330
49 340
50 342
51 378
52 390
53 410
54 420
55 441
56 450
57 468
58 486

List of values

[1, 2, 3, 4, 6, 9, 10, 12, 18, 20, 21, 27, 30, 36, 42, 50, 54, 60, 63, 68, 78, 81, 84, 90, 100, 108, 110, 126, 147, 150, 156, 162, 171, 180, 189, 204, 210, 220, 234, 243, 250, 252, 270, 294, 300, 310, 324, 330, 340, 342, 378, 390, 410, 420, 441, 450, 468, 486]