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.

A080199 a(1)=1; for n>1, a(n)=a(n-1) - 3 if n is already in the sequence, a(n)=a(n-1) + 6 otherwise.

Table of values

n a(n)
1 1
2 7
3 13
4 19
5 25
6 31
7 28
8 34
9 40
10 46
11 52
12 58
13 55
14 61
15 67
16 73
17 79
18 85
19 82
20 88
21 94
22 100
23 106
24 112
25 109
26 115
27 121
28 118
29 124
30 130
31 127
32 133
33 139
34 136
35 142
36 148
37 154
38 160
39 166
40 163
41 169
42 175
43 181
44 187
45 193
46 190
47 196
48 202
49 208
50 214
51 220
52 217
53 223
54 229

List of values

[1, 7, 13, 19, 25, 31, 28, 34, 40, 46, 52, 58, 55, 61, 67, 73, 79, 85, 82, 88, 94, 100, 106, 112, 109, 115, 121, 118, 124, 130, 127, 133, 139, 136, 142, 148, 154, 160, 166, 163, 169, 175, 181, 187, 193, 190, 196, 202, 208, 214, 220, 217, 223, 229]