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.

A275481 Integers that appear uniquely in the Catalan triangle, A009766.

Table of values

n a(n)
1 3
2 4
3 6
4 7
5 8
6 10
7 11
8 12
9 13
10 15
11 16
12 17
13 18
14 19
15 21
16 22
17 23
18 24
19 25
20 26
21 29
22 30
23 31
24 32
25 33
26 34
27 36
28 37
29 38
30 39
31 40
32 41
33 43
34 45
35 46
36 47
37 49
38 50
39 51
40 52
41 53
42 55
43 56
44 57
45 58
46 59
47 60
48 61
49 62
50 63
51 64
52 66
53 67
54 68
55 69
56 70
57 71
58 72
59 73
60 74
61 76
62 78
63 79
64 80
65 81
66 82
67 83
68 84
69 85

List of values

[3, 4, 6, 7, 8, 10, 11, 12, 13, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 26, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 43, 45, 46, 47, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 66, 67, 68, 69, 70, 71, 72, 73, 74, 76, 78, 79, 80, 81, 82, 83, 84, 85]

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

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