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.

A130334 Smallest m>n such that the m-th and n-th triangular numbers are coprime.

Table of values

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

List of values

[2, 4, 10, 6, 7, 10, 9, 10, 13, 12, 13, 22, 15, 16, 22, 18, 19, 22, 21, 22, 25, 24, 25, 37, 27, 28, 37, 30, 31, 37, 33, 34, 37, 36, 37, 46, 39, 40, 46, 42, 43, 46, 45, 46, 52, 48, 49, 58, 51, 52, 58, 54, 55, 58, 57, 58, 61, 60, 61, 73, 63, 64, 73, 66, 67, 70, 69, 70, 73, 72, 73]

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

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