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.

A225061 Record class numbers of discriminants of imaginary quadratic fields: h(-A225060(n)).

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 7
7 8
8 10
9 11
10 13
11 14
12 15
13 19
14 21
15 25
16 26
17 30
18 31
19 32
20 33
21 36
22 41
23 45
24 49
25 51
26 52
27 56
28 60
29 63
30 64
31 68
32 73
33 76
34 81
35 82
36 83
37 84
38 85
39 88
40 91
41 92
42 93
43 97
44 99
45 109
46 114
47 117
48 120
49 121
50 126
51 134
52 135
53 138
54 139
55 153
56 156
57 161
58 165
59 174
60 178
61 181
62 185
63 195
64 202
65 205

List of values

[1, 2, 3, 4, 5, 7, 8, 10, 11, 13, 14, 15, 19, 21, 25, 26, 30, 31, 32, 33, 36, 41, 45, 49, 51, 52, 56, 60, 63, 64, 68, 73, 76, 81, 82, 83, 84, 85, 88, 91, 92, 93, 97, 99, 109, 114, 117, 120, 121, 126, 134, 135, 138, 139, 153, 156, 161, 165, 174, 178, 181, 185, 195, 202, 205]