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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.

A317308 Primes p such that the largest Dyck path of the symmetric representation of sigma(p) has a central peak.

Table of values

n a(n)
1 2
2 7
3 17
4 19
5 29
6 31
7 47
8 53
9 67
10 71
11 73
12 97
13 101
14 103
15 127
16 131
17 157
18 163
19 167
20 191
21 193
22 197
23 199
24 233
25 239
26 241
27 251
28 277
29 281
30 283
31 293
32 331
33 337
34 347
35 349
36 379
37 383
38 389
39 397
40 401
41 439
42 443
43 449
44 457
45 461
46 463
47 499
48 503
49 509
50 521
51 523
52 563
53 569
54 571
55 577
56 587
57 593
58 631
59 641
60 643
61 647
62 653
63 659
64 661

List of values

[2, 7, 17, 19, 29, 31, 47, 53, 67, 71, 73, 97, 101, 103, 127, 131, 157, 163, 167, 191, 193, 197, 199, 233, 239, 241, 251, 277, 281, 283, 293, 331, 337, 347, 349, 379, 383, 389, 397, 401, 439, 443, 449, 457, 461, 463, 499, 503, 509, 521, 523, 563, 569, 571, 577, 587, 593, 631, 641, 643, 647, 653, 659, 661]