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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.

A241855 Array t(n,k) of sum of successive even powers of primes, where t(n,k) = sum_(j=0..k-1) prime(n)^(2j), with n>=1 and k>=0, read by ascending antidiagonals.

Table of values

n a(n)
1 0
2 0
3 1
4 0
5 1
6 5
7 0
8 1
9 10
10 21
11 0
12 1
13 26
14 91
15 85
16 0
17 1
18 50
19 651
20 820
21 341
22 0
23 1
24 122
25 2451
26 16276
27 7381
28 1365
29 0
30 1
31 170
32 14763
33 120100
34 406901
35 66430
36 5461
37 0
38 1
39 290
40 28731
41 1786324
42 5884901
43 10172526
44 597871
45 21845
46 0
47 1
48 362
49 83811
50 4855540
51 216145205
52 288360150
53 254313151
54 5380840
55 87381

List of values

[0, 0, 1, 0, 1, 5, 0, 1, 10, 21, 0, 1, 26, 91, 85, 0, 1, 50, 651, 820, 341, 0, 1, 122, 2451, 16276, 7381, 1365, 0, 1, 170, 14763, 120100, 406901, 66430, 5461, 0, 1, 290, 28731, 1786324, 5884901, 10172526, 597871, 21845, 0, 1, 362, 83811, 4855540, 216145205, 288360150, 254313151, 5380840, 87381]