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.

A211422 Number of ordered triples (w,x,y) with all terms in {-n,...,0,...,n} and w^2 + x*y = 0.

Table of values

n a(n)
0 1
1 9
2 17
3 25
4 41
5 49
6 57
7 65
8 81
9 105
10 113
11 121
12 137
13 145
14 153
15 161
16 193
17 201
18 225
19 233
20 249
21 257
22 265
23 273
24 289
25 329
26 337
27 361
28 377
29 385
30 393
31 401
32 433
33 441
34 449
35 457
36 505
37 513
38 521
39 529
40 545
41 553
42 561
43 569
44 585
45 609
46 617
47 625
48 657
49 713
50 753
51 761

List of values

[1, 9, 17, 25, 41, 49, 57, 65, 81, 105, 113, 121, 137, 145, 153, 161, 193, 201, 225, 233, 249, 257, 265, 273, 289, 329, 337, 361, 377, 385, 393, 401, 433, 441, 449, 457, 505, 513, 521, 529, 545, 553, 561, 569, 585, 609, 617, 625, 657, 713, 753, 761]