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.

A359476 The sequence {-a(n)}_{n>=1} gives all negative integers that are properly represented by each primitive binary quadratic forms of discriminant 28 that is properly equivalent to the reduced principal form [1, 4, -3].

Table of values

n a(n)
1 3
2 6
3 7
4 14
5 19
6 27
7 31
8 38
9 47
10 54
11 59
12 62
13 63
14 83
15 87
16 94
17 103
18 111
19 118
20 126
21 131
22 139
23 159
24 166
25 167
26 171
27 174
28 199
29 203
30 206
31 222
32 223
33 227
34 243
35 251
36 259
37 262
38 271
39 278
40 279
41 283
42 307
43 311
44 318
45 327
46 334
47 339
48 342
49 367
50 371
51 383
52 398
53 399
54 406
55 411
56 419
57 423
58 439
59 446
60 447
61 454
62 467
63 479
64 486

List of values

[3, 6, 7, 14, 19, 27, 31, 38, 47, 54, 59, 62, 63, 83, 87, 94, 103, 111, 118, 126, 131, 139, 159, 166, 167, 171, 174, 199, 203, 206, 222, 223, 227, 243, 251, 259, 262, 271, 278, 279, 283, 307, 311, 318, 327, 334, 339, 342, 367, 371, 383, 398, 399, 406, 411, 419, 423, 439, 446, 447, 454, 467, 479, 486]