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.

A072902 Nonprime numbers m such that the discriminant of the quadratic field Q(sqrt(m)) equals m.

Table of values

n a(n)
1 1
2 8
3 12
4 21
5 24
6 28
7 33
8 40
9 44
10 56
11 57
12 60
13 65
14 69
15 76
16 77
17 85
18 88
19 92
20 93
21 104
22 105
23 120
24 124
25 129
26 133
27 136
28 140
29 141
30 145
31 152
32 156
33 161
34 165
35 168
36 172
37 177
38 184
39 185
40 188
41 201
42 204
43 205
44 209
45 213
46 217
47 220
48 221
49 232
50 236
51 237
52 248
53 249
54 253
55 264
56 265
57 268

List of values

[1, 8, 12, 21, 24, 28, 33, 40, 44, 56, 57, 60, 65, 69, 76, 77, 85, 88, 92, 93, 104, 105, 120, 124, 129, 133, 136, 140, 141, 145, 152, 156, 161, 165, 168, 172, 177, 184, 185, 188, 201, 204, 205, 209, 213, 217, 220, 221, 232, 236, 237, 248, 249, 253, 264, 265, 268]