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.

A087273 Largest prime factor of 3*prime(n) + 1.

Table of values

n a(n)
1 7
2 5
3 2
4 11
5 17
6 5
7 13
8 29
9 7
10 11
11 47
12 7
13 31
14 13
15 71
16 5
17 89
18 23
19 101
20 107
21 11
22 17
23 5
24 67
25 73
26 19
27 31
28 23
29 41
30 17
31 191
32 197
33 103
34 19
35 7
36 227
37 59
38 7
39 251
40 13
41 269
42 17
43 41
44 29
45 37
46 23
47 317
48 67
49 31
50 43
51 7
52 359
53 181
54 29
55 193
56 79
57 101
58 37
59 13
60 211
61 17
62 11
63 461
64 467
65 47
66 17
67 71
68 23

List of values

[7, 5, 2, 11, 17, 5, 13, 29, 7, 11, 47, 7, 31, 13, 71, 5, 89, 23, 101, 107, 11, 17, 5, 67, 73, 19, 31, 23, 41, 17, 191, 197, 103, 19, 7, 227, 59, 7, 251, 13, 269, 17, 41, 29, 37, 23, 317, 67, 31, 43, 7, 359, 181, 29, 193, 79, 101, 37, 13, 211, 17, 11, 461, 467, 47, 17, 71, 23]

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

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