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.

A355876 Smallest prime p == 1 (mod 8) such that Q(sqrt(p)) has class number 2n+1.

Table of values

n a(n)
0 17
1 257
2 401
3 577
4 1129
5 1297
6 13033
7 11321
8 11257
9 38569
10 7057
11 23593
12 27689
13 8761
14 56857
15 284561
16 63361
17 25601
18 24337
19 55441
20 458929
21 14401
22 32401
23 78401
24 70969
25 69697
26 376897
27 106537
28 41617
29 160001
30 193601
31 57601
32 197137
33 367721
34 414433
35 1506473
36 444089
37 331777
38 156817

List of values

[17, 257, 401, 577, 1129, 1297, 13033, 11321, 11257, 38569, 7057, 23593, 27689, 8761, 56857, 284561, 63361, 25601, 24337, 55441, 458929, 14401, 32401, 78401, 70969, 69697, 376897, 106537, 41617, 160001, 193601, 57601, 197137, 367721, 414433, 1506473, 444089, 331777, 156817]