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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.

A299531 Solution a( ) of the complementary equation a(n) = 2*b(n-1) + b(n-2), where a(0) = 1, a(1) = 2; see Comments.

Table of values

n a(n)
0 1
1 2
2 11
3 14
4 17
5 20
6 23
7 26
8 29
9 34
10 38
11 43
12 47
13 52
14 56
15 61
16 65
17 70
18 74
19 79
20 83
21 88
22 92
23 95
24 98
25 103
26 107
27 110
28 115
29 119
30 122
31 125
32 130
33 134
34 137
35 142
36 146
37 149
38 152
39 157
40 161
41 164
42 169
43 173
44 176
45 179
46 184
47 188
48 191
49 196
50 200
51 203
52 206
53 211
54 215
55 218
56 223

List of values

[1, 2, 11, 14, 17, 20, 23, 26, 29, 34, 38, 43, 47, 52, 56, 61, 65, 70, 74, 79, 83, 88, 92, 95, 98, 103, 107, 110, 115, 119, 122, 125, 130, 134, 137, 142, 146, 149, 152, 157, 161, 164, 169, 173, 176, 179, 184, 188, 191, 196, 200, 203, 206, 211, 215, 218, 223]

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

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