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.

A228613 Least prime factor of (2n+1)^(2n+1)+2.

Table of values

n a(n)
0 3
1 29
2 53
3 3
4 59
5 97
6 3
7 23
8 7
9 3
10 31
11 19
12 3
13 5
14 51131
15 3
16 5
17 2003
18 3
19 229
20 139
21 3
22 4215399123059
23 5
24 3
25 179
26 5
27 3
28 43
29 7
30 3
31 103993
32 61141
33 3
34 19961719
35 13
36 3
37 2391083871204802979
38 331
39 3
40 89
41 30707
42 3
43 5
44 601
45 3
46 5

List of values

[3, 29, 53, 3, 59, 97, 3, 23, 7, 3, 31, 19, 3, 5, 51131, 3, 5, 2003, 3, 229, 139, 3, 4215399123059, 5, 3, 179, 5, 3, 43, 7, 3, 103993, 61141, 3, 19961719, 13, 3, 2391083871204802979, 331, 3, 89, 30707, 3, 5, 601, 3, 5]