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.

A101921 a(2n) = a(n) + 2n - 1, a(2n+1) = 4n.

Table of values

n a(n)
1 0
2 1
3 4
4 4
5 8
6 9
7 12
8 11
9 16
10 17
11 20
12 20
13 24
14 25
15 28
16 26
17 32
18 33
19 36
20 36
21 40
22 41
23 44
24 43
25 48
26 49
27 52
28 52
29 56
30 57
31 60
32 57
33 64
34 65
35 68
36 68
37 72
38 73
39 76
40 75
41 80
42 81
43 84
44 84
45 88
46 89
47 92
48 90
49 96
50 97
51 100
52 100
53 104
54 105
55 108
56 107
57 112
58 113
59 116
60 116
61 120
62 121
63 124
64 120
65 128

List of values

[0, 1, 4, 4, 8, 9, 12, 11, 16, 17, 20, 20, 24, 25, 28, 26, 32, 33, 36, 36, 40, 41, 44, 43, 48, 49, 52, 52, 56, 57, 60, 57, 64, 65, 68, 68, 72, 73, 76, 75, 80, 81, 84, 84, 88, 89, 92, 90, 96, 97, 100, 100, 104, 105, 108, 107, 112, 113, 116, 116, 120, 121, 124, 120, 128]