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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.

A085450 a(n) is the smallest m > 1 such that m divides Sum_{k=1..m} prime(k)^n.

Table of values

n a(n)
1 23
2 19
3 25
4 2951
5 25
6 4357
7 25
8 43
9 281525
10 269
11 25
12 37
13 23
14 295
15 17
16 3131
17 395191
18 37
19 25
20 19
21 139
22 1981
23 23
24 37
25 25
26 455
27 25
28 41
29 124403
30 61
31 17
32 511
33 193
34 535
35 23
36 5209
37 1951
38 19
39 25
40 301
41 891
42 9805
43 25
44 527
45 23
46 83
47 17
48 37
49 131
50 43
51 25
52 193
53 53
54 37
55 25
56 19

List of values

[23, 19, 25, 2951, 25, 4357, 25, 43, 281525, 269, 25, 37, 23, 295, 17, 3131, 395191, 37, 25, 19, 139, 1981, 23, 37, 25, 455, 25, 41, 124403, 61, 17, 511, 193, 535, 23, 5209, 1951, 19, 25, 301, 891, 9805, 25, 527, 23, 83, 17, 37, 131, 43, 25, 193, 53, 37, 25, 19]