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.

A243188 Nonnegative numbers of the form x^2 + 6*x*y - 6*y^2.

Table of values

n a(n)
1 0
2 1
3 4
4 9
5 10
6 16
7 21
8 25
9 34
10 36
11 40
12 49
13 61
14 64
15 66
16 81
17 84
18 85
19 90
20 100
21 106
22 109
23 121
24 129
25 136
26 144
27 154
28 160
29 165
30 169
31 181
32 189
33 196
34 201
35 210
36 225
37 226
38 229
39 241
40 244
41 250
42 256
43 264
44 265
45 274
46 289
47 301
48 306
49 309
50 324
51 336
52 340
53 346
54 349
55 354
56 360

List of values

[0, 1, 4, 9, 10, 16, 21, 25, 34, 36, 40, 49, 61, 64, 66, 81, 84, 85, 90, 100, 106, 109, 121, 129, 136, 144, 154, 160, 165, 169, 181, 189, 196, 201, 210, 225, 226, 229, 241, 244, 250, 256, 264, 265, 274, 289, 301, 306, 309, 324, 336, 340, 346, 349, 354, 360]

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

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