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.

A081834 a(1)=1, a(n)=a(n-1)+4 if n is already in the sequence, a(n)=a(n-1)+3 otherwise.

Table of values

n a(n)
1 1
2 4
3 7
4 11
5 14
6 17
7 21
8 24
9 27
10 30
11 34
12 37
13 40
14 44
15 47
16 50
17 54
18 57
19 60
20 63
21 67
22 70
23 73
24 77
25 80
26 83
27 87
28 90
29 93
30 97
31 100
32 103
33 106
34 110
35 113
36 116
37 120
38 123
39 126
40 130
41 133
42 136
43 139
44 143
45 146
46 149
47 153
48 156
49 159
50 163
51 166
52 169
53 172
54 176
55 179
56 182
57 186
58 189
59 192
60 196

List of values

[1, 4, 7, 11, 14, 17, 21, 24, 27, 30, 34, 37, 40, 44, 47, 50, 54, 57, 60, 63, 67, 70, 73, 77, 80, 83, 87, 90, 93, 97, 100, 103, 106, 110, 113, 116, 120, 123, 126, 130, 133, 136, 139, 143, 146, 149, 153, 156, 159, 163, 166, 169, 172, 176, 179, 182, 186, 189, 192, 196]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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