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.

A002141 Class numbers of quadratic fields.

Table of values

n a(n)
3 1
4 1
5 5
6 6
7 7
8 7
9 9
10 53
11 60
12 66
13 83
14 83
15 136
16 136
17 185
18 185
19 185
20 312
21 312
22 312
23 3064
24 3718
25 3718
26 3718
27 8096
28 9826
29 12384
30 16602
31 16602
32 16602
33 16760
34 16760
35 182424
36 323392
37 323392
38 323392
39 323392

List of values

[1, 1, 5, 6, 7, 7, 9, 53, 60, 66, 83, 83, 136, 136, 185, 185, 185, 312, 312, 312, 3064, 3718, 3718, 3718, 8096, 9826, 12384, 16602, 16602, 16602, 16760, 16760, 182424, 323392, 323392, 323392, 323392]