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.

A243174 Nonnegative integers of the form x^2 + 5*x*y - 5*y^2 (discriminant 45).

Table of values

n a(n)
1 0
2 1
3 4
4 9
5 16
6 19
7 25
8 31
9 36
10 45
11 49
12 55
13 61
14 64
15 76
16 79
17 81
18 99
19 100
20 109
21 121
22 124
23 139
24 144
25 145
26 151
27 169
28 171
29 180
30 181
31 196
32 199
33 205
34 211
35 220
36 225
37 229
38 241
39 244
40 256
41 261
42 271
43 279
44 289
45 295
46 304
47 316
48 319
49 324
50 331
51 349
52 355
53 361
54 369
55 379
56 396
57 400
58 405
59 409
60 421
61 436
62 439
63 441
64 445
65 451
66 475
67 484
68 495
69 496
70 499
71 505
72 529
73 531
74 541
75 549

List of values

[0, 1, 4, 9, 16, 19, 25, 31, 36, 45, 49, 55, 61, 64, 76, 79, 81, 99, 100, 109, 121, 124, 139, 144, 145, 151, 169, 171, 180, 181, 196, 199, 205, 211, 220, 225, 229, 241, 244, 256, 261, 271, 279, 289, 295, 304, 316, 319, 324, 331, 349, 355, 361, 369, 379, 396, 400, 405, 409, 421, 436, 439, 441, 445, 451, 475, 484, 495, 496, 499, 505, 529, 531, 541, 549]