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.

A261811 Numbers m such that Sum_{k>=0} k^m/3^k is an integer.

Table of values

n a(n)
1 4
2 8
3 12
4 13
5 16
6 20
7 24
8 32
9 36
10 40
11 44
12 48
13 52
14 56
15 64
16 68
17 72
18 76
19 77
20 80
21 84
22 88
23 96
24 100
25 104
26 108
27 112
28 116
29 120
30 122
31 128
32 132
33 136
34 140
35 141
36 144
37 148
38 152
39 160
40 164
41 168
42 172
43 176
44 180
45 184
46 192
47 196
48 200
49 204
50 205
51 208
52 212
53 216
54 224
55 228
56 232
57 236
58 240
59 244
60 248
61 256
62 260

List of values

[4, 8, 12, 13, 16, 20, 24, 32, 36, 40, 44, 48, 52, 56, 64, 68, 72, 76, 77, 80, 84, 88, 96, 100, 104, 108, 112, 116, 120, 122, 128, 132, 136, 140, 141, 144, 148, 152, 160, 164, 168, 172, 176, 180, 184, 192, 196, 200, 204, 205, 208, 212, 216, 224, 228, 232, 236, 240, 244, 248, 256, 260]