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.

A081364 Smallest d such that real quadratic field with discriminant d has class number n.

Table of values

n a(n)
1 5
2 40
3 229
4 145
5 401
6 697
7 577
8 904
9 1129
10 3129
11 1297
12 2920
13 8101
14 6097
15 11321
16 2305
17 11257
18 7465
19 15409
20 3601
21 7057
22 19048
23 23593
24 15529
25 27689
26 13321
27 8761
28 21505
29 49281
30 11665
31 97753
32 29665
33 61889
34 44065
35 25601
36 35113
37 24337
38 54569

List of values

[5, 40, 229, 145, 401, 697, 577, 904, 1129, 3129, 1297, 2920, 8101, 6097, 11321, 2305, 11257, 7465, 15409, 3601, 7057, 19048, 23593, 15529, 27689, 13321, 8761, 21505, 49281, 11665, 97753, 29665, 61889, 44065, 25601, 35113, 24337, 54569]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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