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.

A239586 Prime factor >= other prime factor of n-th brilliant number, cf. A078972.

Table of values

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

List of values

[2, 3, 3, 5, 7, 5, 7, 5, 7, 7, 11, 13, 13, 17, 19, 17, 19, 23, 17, 23, 29, 19, 31, 19, 29, 23, 31, 37, 23, 41, 43, 37, 29, 47, 31, 23, 41, 29, 43, 53, 31, 47, 37, 59, 29, 61, 53, 41, 37, 31, 43, 67, 59, 41, 71, 61, 47, 73, 43, 29, 37, 79, 67, 47, 31, 53, 83]

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

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