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.

A269861 Numbers n such that n and A048673(n) are of opposite parity.

Table of values

n a(n)
1 4
2 5
3 7
4 10
5 12
6 14
7 15
8 16
9 17
10 19
11 21
12 29
13 30
14 34
15 36
16 38
17 40
18 41
19 42
20 43
21 44
22 45
23 48
24 51
25 52
26 53
27 55
28 56
29 57
30 58
31 61
32 63
33 64
34 65
35 67
36 73
37 77
38 79
39 82
40 86
41 87
42 90
43 91
44 92
45 100
46 101
47 102
48 103
49 106
50 108
51 110
52 113
53 114
54 115
55 120
56 122
57 123
58 124
59 125
60 126
61 127
62 129
63 130
64 132
65 134
66 135
67 136
68 137
69 140
70 144
71 146
72 148
73 149

List of values

[4, 5, 7, 10, 12, 14, 15, 16, 17, 19, 21, 29, 30, 34, 36, 38, 40, 41, 42, 43, 44, 45, 48, 51, 52, 53, 55, 56, 57, 58, 61, 63, 64, 65, 67, 73, 77, 79, 82, 86, 87, 90, 91, 92, 100, 101, 102, 103, 106, 108, 110, 113, 114, 115, 120, 122, 123, 124, 125, 126, 127, 129, 130, 132, 134, 135, 136, 137, 140, 144, 146, 148, 149]