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.

A238324 a(1) = 1 and a(n+1) = if a(n) > 2*n+1 then a(n)-2*n-1 else a(n)+2*n+1.

Table of values

n a(n)
1 1
2 4
3 9
4 2
5 11
6 22
7 9
8 24
9 7
10 26
11 5
12 28
13 3
14 30
15 1
16 32
17 65
18 30
19 67
20 28
21 69
22 26
23 71
24 24
25 73
26 22
27 75
28 20
29 77
30 18
31 79
32 16
33 81
34 14
35 83
36 12
37 85
38 10
39 87
40 8
41 89
42 6
43 91
44 4
45 93
46 2
47 95
48 190
49 93
50 192
51 91
52 194
53 89
54 196
55 87
56 198
57 85
58 200
59 83
60 202
61 81
62 204
63 79
64 206
65 77

List of values

[1, 4, 9, 2, 11, 22, 9, 24, 7, 26, 5, 28, 3, 30, 1, 32, 65, 30, 67, 28, 69, 26, 71, 24, 73, 22, 75, 20, 77, 18, 79, 16, 81, 14, 83, 12, 85, 10, 87, 8, 89, 6, 91, 4, 93, 2, 95, 190, 93, 192, 91, 194, 89, 196, 87, 198, 85, 200, 83, 202, 81, 204, 79, 206, 77]