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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.

A279244 Numbers k with the property that both the smallest and the largest Dyck path of the symmetric representation of sigma(k) share some line segments.

Table of values

n a(n)
1 5
2 7
3 9
4 11
5 13
6 14
7 15
8 17
9 19
10 21
11 22
12 23
13 25
14 26
15 27
16 29
17 31
18 33
19 34
20 35
21 37
22 38
23 39
24 41
25 43
26 44
27 45
28 46
29 47
30 49
31 50
32 51
33 52
34 53
35 55
36 57
37 58
38 59
39 61
40 62
41 63
42 65
43 67
44 68
45 69
46 70
47 71
48 73
49 74
50 75
51 76
52 77
53 79
54 81
55 82
56 83
57 85
58 86
59 87
60 89
61 91
62 92

List of values

[5, 7, 9, 11, 13, 14, 15, 17, 19, 21, 22, 23, 25, 26, 27, 29, 31, 33, 34, 35, 37, 38, 39, 41, 43, 44, 45, 46, 47, 49, 50, 51, 52, 53, 55, 57, 58, 59, 61, 62, 63, 65, 67, 68, 69, 70, 71, 73, 74, 75, 76, 77, 79, 81, 82, 83, 85, 86, 87, 89, 91, 92]

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

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