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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.

A158251 a(n)=S(S(n)) where S=A054353 gives the partial sums of Kolakoski sequence.

Table of values

n a(n)
1 1
2 5
3 7
4 9
5 10
6 14
7 15
8 19
9 21
10 23
11 25
12 29
13 30
14 32
15 34
16 36
17 37
18 41
19 43
20 45
21 47
22 49
23 50
24 54
25 55
26 59
27 61
28 63
29 64
30 68
31 69
32 71
33 73
34 75
35 77
36 81
37 82
38 86
39 88
40 90
41 91
42 95
43 96
44 100
45 102
46 104
47 106
48 108
49 109
50 113
51 114
52 116
53 118
54 122
55 123
56 127
57 129
58 131
59 132
60 136
61 137
62 141
63 143
64 145

List of values

[1, 5, 7, 9, 10, 14, 15, 19, 21, 23, 25, 29, 30, 32, 34, 36, 37, 41, 43, 45, 47, 49, 50, 54, 55, 59, 61, 63, 64, 68, 69, 71, 73, 75, 77, 81, 82, 86, 88, 90, 91, 95, 96, 100, 102, 104, 106, 108, 109, 113, 114, 116, 118, 122, 123, 127, 129, 131, 132, 136, 137, 141, 143, 145]

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

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