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.

A250045 Numbers n such that m = floor(n/8) is not coprime to n and, if nonzero, m is also a term of the sequence.

Table of values

n a(n)
1 2
2 3
3 4
4 5
5 6
6 7
7 16
8 18
9 20
10 22
11 24
12 27
13 30
14 32
15 34
16 36
17 38
18 40
19 45
20 48
21 50
22 51
23 52
24 54
25 56
26 63
27 128
28 130
29 132
30 134
31 144
32 146
33 147
34 148
35 150
36 160
37 162
38 164
39 165
40 166
41 176
42 178
43 180
44 182
45 192
46 194
47 195
48 196
49 198
50 216
51 219
52 222
53 240
54 242
55 243
56 244
57 245
58 246

List of values

[2, 3, 4, 5, 6, 7, 16, 18, 20, 22, 24, 27, 30, 32, 34, 36, 38, 40, 45, 48, 50, 51, 52, 54, 56, 63, 128, 130, 132, 134, 144, 146, 147, 148, 150, 160, 162, 164, 165, 166, 176, 178, 180, 182, 192, 194, 195, 196, 198, 216, 219, 222, 240, 242, 243, 244, 245, 246]

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

Content is available under The OEIS End-User License Agreement.