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.

A207967 Numbers that match non-irreducible polynomials over {0,1,2}; complement of A207966.

Table of values

n a(n)
1 1
2 2
3 9
4 12
5 15
6 16
7 18
8 21
9 24
10 27
11 28
12 30
13 32
14 33
15 36
16 39
17 40
18 42
19 44
20 45
21 48
22 50
23 51
24 52
25 54
26 56
27 57
28 60
29 63
30 64
31 66
32 68
33 69
34 70
35 72
36 75
37 76
38 78
39 80
40 81
41 84
42 87
43 88
44 90
45 91
46 93
47 96
48 99
49 100
50 102
51 104
52 105
53 108
54 111
55 112
56 114
57 116
58 117
59 119
60 120
61 123
62 124

List of values

[1, 2, 9, 12, 15, 16, 18, 21, 24, 27, 28, 30, 32, 33, 36, 39, 40, 42, 44, 45, 48, 50, 51, 52, 54, 56, 57, 60, 63, 64, 66, 68, 69, 70, 72, 75, 76, 78, 80, 81, 84, 87, 88, 90, 91, 93, 96, 99, 100, 102, 104, 105, 108, 111, 112, 114, 116, 117, 119, 120, 123, 124]