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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.

A089910 Indices n at which blocks (1;1) occur in infinite Fibonacci word, i.e., such that A005614(n-1) = A005614(n-2) = 1.

Table of values

n a(n)
1 4
2 9
3 12
4 17
5 22
6 25
7 30
8 33
9 38
10 43
11 46
12 51
13 56
14 59
15 64
16 67
17 72
18 77
19 80
20 85
21 88
22 93
23 98
24 101
25 106
26 111
27 114
28 119
29 122
30 127
31 132
32 135
33 140
34 145
35 148
36 153
37 156
38 161
39 166
40 169
41 174
42 177
43 182
44 187
45 190
46 195
47 200
48 203
49 208
50 211
51 216
52 221
53 224
54 229
55 232
56 237
57 242
58 245

List of values

[4, 9, 12, 17, 22, 25, 30, 33, 38, 43, 46, 51, 56, 59, 64, 67, 72, 77, 80, 85, 88, 93, 98, 101, 106, 111, 114, 119, 122, 127, 132, 135, 140, 145, 148, 153, 156, 161, 166, 169, 174, 177, 182, 187, 190, 195, 200, 203, 208, 211, 216, 221, 224, 229, 232, 237, 242, 245]

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

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