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.

A063538 Numbers n that are not sqrt(n-1)-smooth: largest prime factor of n (=A006530(n)) >= sqrt(n).

Table of values

n a(n)
1 2
2 3
3 4
4 5
5 6
6 7
7 9
8 10
9 11
10 13
11 14
12 15
13 17
14 19
15 20
16 21
17 22
18 23
19 25
20 26
21 28
22 29
23 31
24 33
25 34
26 35
27 37
28 38
29 39
30 41
31 42
32 43
33 44
34 46
35 47
36 49
37 51
38 52
39 53
40 55
41 57
42 58
43 59
44 61
45 62
46 65
47 66
48 67
49 68
50 69
51 71
52 73
53 74
54 76
55 77
56 78
57 79
58 82
59 83
60 85
61 86
62 87
63 88
64 89
65 91

List of values

[2, 3, 4, 5, 6, 7, 9, 10, 11, 13, 14, 15, 17, 19, 20, 21, 22, 23, 25, 26, 28, 29, 31, 33, 34, 35, 37, 38, 39, 41, 42, 43, 44, 46, 47, 49, 51, 52, 53, 55, 57, 58, 59, 61, 62, 65, 66, 67, 68, 69, 71, 73, 74, 76, 77, 78, 79, 82, 83, 85, 86, 87, 88, 89, 91]

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

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