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.

A047818 a(n) is the least number m such that A002313(n)*m - 1 is a square.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 5
6 1
7 2
8 10
9 2
10 10
11 13
12 5
13 1
14 10
15 2
16 10
17 13
18 5
19 37
20 2
21 34
22 1
23 50
24 34
25 17
26 1
27 25
28 13
29 10
30 65
31 2
32 41
33 65
34 53
35 5
36 29
37 34
38 10
39 1
40 50
41 2
42 74
43 10
44 26
45 5
46 85
47 106
48 5
49 25
50 13
51 1
52 10
53 26
54 2
55 61
56 37
57 34
58 17
59 5
60 1
61 26
62 13
63 170
64 10
65 2
66 5
67 130
68 58
69 125
70 106
71 73
72 130
73 50
74 26
75 170

List of values

[1, 1, 2, 1, 5, 1, 2, 10, 2, 10, 13, 5, 1, 10, 2, 10, 13, 5, 37, 2, 34, 1, 50, 34, 17, 1, 25, 13, 10, 65, 2, 41, 65, 53, 5, 29, 34, 10, 1, 50, 2, 74, 10, 26, 5, 85, 106, 5, 25, 13, 1, 10, 26, 2, 61, 37, 34, 17, 5, 1, 26, 13, 170, 10, 2, 5, 130, 58, 125, 106, 73, 130, 50, 26, 170]

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

Content is available under The OEIS End-User License Agreement.