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.

A242664 Nonnegative integers of the form x^2 + 6xy - y^2.

Table of values

n a(n)
1 0
2 1
3 4
4 6
5 9
6 10
7 15
8 16
9 24
10 25
11 26
12 31
13 36
14 39
15 40
16 41
17 49
18 54
19 60
20 64
21 65
22 71
23 74
24 79
25 81
26 86
27 89
28 90
29 96
30 100
31 104
32 106
33 111
34 121
35 124
36 129
37 134
38 135
39 144
40 150
41 151
42 156
43 159
44 160
45 164
46 166
47 169
48 185
49 186
50 191
51 196
52 199
53 201
54 214
55 215
56 216
57 225
58 234
59 239
60 240
61 241
62 246
63 249
64 250
65 256
66 260
67 265
68 271
69 279
70 281
71 284
72 289
73 294
74 296

List of values

[0, 1, 4, 6, 9, 10, 15, 16, 24, 25, 26, 31, 36, 39, 40, 41, 49, 54, 60, 64, 65, 71, 74, 79, 81, 86, 89, 90, 96, 100, 104, 106, 111, 121, 124, 129, 134, 135, 144, 150, 151, 156, 159, 160, 164, 166, 169, 185, 186, 191, 196, 199, 201, 214, 215, 216, 225, 234, 239, 240, 241, 246, 249, 250, 256, 260, 265, 271, 279, 281, 284, 289, 294, 296]