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.

A055769 Largest prime dividing phi of the n-th primorial.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 5
6 5
7 5
8 5
9 11
10 11
11 11
12 11
13 11
14 11
15 23
16 23
17 29
18 29
19 29
20 29
21 29
22 29
23 41
24 41
25 41
26 41
27 41
28 53
29 53
30 53
31 53
32 53
33 53
34 53
35 53
36 53
37 53
38 53
39 83
40 83
41 89
42 89
43 89
44 89
45 89
46 89
47 89
48 89
49 113
50 113
51 113
52 113
53 113
54 113
55 113
56 131
57 131
58 131
59 131
60 131
61 131
62 131
63 131
64 131
65 131
66 131

List of values

[1, 2, 2, 3, 5, 5, 5, 5, 11, 11, 11, 11, 11, 11, 23, 23, 29, 29, 29, 29, 29, 29, 41, 41, 41, 41, 41, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 83, 83, 89, 89, 89, 89, 89, 89, 89, 89, 113, 113, 113, 113, 113, 113, 113, 131, 131, 131, 131, 131, 131, 131, 131, 131, 131, 131]

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

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