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.

A153883 a(n) = A153880(n)/2.

Table of values

n a(n)
0 0
1 1
2 3
3 4
4 6
5 7
6 12
7 13
8 15
9 16
10 18
11 19
12 24
13 25
14 27
15 28
16 30
17 31
18 36
19 37
20 39
21 40
22 42
23 43
24 60
25 61
26 63
27 64
28 66
29 67
30 72
31 73
32 75
33 76
34 78
35 79
36 84
37 85
38 87
39 88
40 90
41 91
42 96
43 97
44 99
45 100
46 102
47 103
48 120
49 121
50 123
51 124
52 126
53 127
54 132
55 133
56 135
57 136
58 138
59 139
60 144
61 145
62 147
63 148

List of values

[0, 1, 3, 4, 6, 7, 12, 13, 15, 16, 18, 19, 24, 25, 27, 28, 30, 31, 36, 37, 39, 40, 42, 43, 60, 61, 63, 64, 66, 67, 72, 73, 75, 76, 78, 79, 84, 85, 87, 88, 90, 91, 96, 97, 99, 100, 102, 103, 120, 121, 123, 124, 126, 127, 132, 133, 135, 136, 138, 139, 144, 145, 147, 148]