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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.

A341787 Norms of prime elements in Z[(1+sqrt(-19))/2], the ring of integers of Q(sqrt(-19)).

Table of values

n a(n)
1 4
2 5
3 7
4 9
5 11
6 17
7 19
8 23
9 43
10 47
11 61
12 73
13 83
14 101
15 131
16 137
17 139
18 149
19 157
20 163
21 169
22 191
23 197
24 199
25 229
26 233
27 239
28 251
29 263
30 271
31 277
32 283
33 311
34 313
35 347
36 349
37 353
38 359
39 367
40 389
41 397
42 419
43 443
44 457
45 461
46 463
47 467
48 479
49 491
50 499
51 503
52 541
53 557
54 571

List of values

[4, 5, 7, 9, 11, 17, 19, 23, 43, 47, 61, 73, 83, 101, 131, 137, 139, 149, 157, 163, 169, 191, 197, 199, 229, 233, 239, 251, 263, 271, 277, 283, 311, 313, 347, 349, 353, 359, 367, 389, 397, 419, 443, 457, 461, 463, 467, 479, 491, 499, 503, 541, 557, 571]