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.

A051971 Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 6.

Table of values

n a(n)
1 70
2 105
3 111
4 114
5 178
6 183
7 187
8 267
9 273
10 303
11 371
12 374
13 407
14 418
15 470
16 498
17 518
18 545
19 551
20 590
21 602
22 618
23 642
24 803
25 805
26 822
27 923
28 1005
29 1007
30 1034
31 1118
32 1167
33 1173
34 1178
35 1202
36 1581
37 1605
38 1623
39 1653
40 1707
41 1749
42 1790
43 2103
44 2109
45 2147

List of values

[70, 105, 111, 114, 178, 183, 187, 267, 273, 303, 371, 374, 407, 418, 470, 498, 518, 545, 551, 590, 602, 618, 642, 803, 805, 822, 923, 1005, 1007, 1034, 1118, 1167, 1173, 1178, 1202, 1581, 1605, 1623, 1653, 1707, 1749, 1790, 2103, 2109, 2147]

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

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