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.

A078553 Largest prime dividing sigma(4,n).

Table of values

n a(n)
2 17
3 41
4 13
5 313
6 41
7 1201
8 257
9 73
10 313
11 7321
12 41
13 14281
14 1201
15 313
16 41
17 41761
18 73
19 3833
20 313
21 1201
22 7321
23 139921
24 257
25 601
26 14281
27 193
28 1201
29 353641
30 313
31 1129
32 241
33 7321
34 41761
35 1201
36 73
37 10529
38 3833
39 14281
40 313
41 10313
42 1201
43 521
44 7321
45 313

List of values

[17, 41, 13, 313, 41, 1201, 257, 73, 313, 7321, 41, 14281, 1201, 313, 41, 41761, 73, 3833, 313, 1201, 7321, 139921, 257, 601, 14281, 193, 1201, 353641, 313, 1129, 241, 7321, 41761, 1201, 73, 10529, 3833, 14281, 313, 10313, 1201, 521, 7321, 313]