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.

A377600 Positive integers D such that the generalized Pell equation X^2 - D Y^2 = -3 is solvable over the integers.

Table of values

n a(n)
1 1
2 3
3 4
4 7
5 12
6 13
7 19
8 21
9 28
10 31
11 39
12 43
13 52
14 57
15 61
16 67
17 73
18 76
19 84
20 91
21 93
22 97
23 103
24 109
25 111
26 124
27 127
28 129
29 133
30 139
31 147
32 151
33 157
34 163
35 172
36 181
37 183
38 193
39 199
40 201
41 211
42 217
43 228
44 237
45 241
46 244
47 247
48 259
49 268
50 271
51 273
52 277
53 283
54 292
55 301
56 307
57 309
58 313
59 327
60 331
61 337
62 343
63 364

List of values

[1, 3, 4, 7, 12, 13, 19, 21, 28, 31, 39, 43, 52, 57, 61, 67, 73, 76, 84, 91, 93, 97, 103, 109, 111, 124, 127, 129, 133, 139, 147, 151, 157, 163, 172, 181, 183, 193, 199, 201, 211, 217, 228, 237, 241, 244, 247, 259, 268, 271, 273, 277, 283, 292, 301, 307, 309, 313, 327, 331, 337, 343, 364]