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.

A212255 Number of (w,x,y,z) with all terms in {1,...,n} and 3w^2 = x^2 + y^2 + z^2.

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 4
5 8
6 9
7 16
8 17
9 18
10 22
11 32
12 33
13 43
14 50
15 54
16 55
17 68
18 69
19 85
20 89
21 96
22 106
23 125
24 126
25 151
26 161
27 162
28 169
29 191
30 195
31 220
32 221
33 231
34 244
35 284
36 285
37 313
38 329
39 339
40 343
41 380
42 387
43 415
44 425
45 429
46 448
47 485
48 486
49 523
50 548
51 561
52 571
53 611
54 612
55 685
56 692

List of values

[0, 1, 2, 3, 4, 8, 9, 16, 17, 18, 22, 32, 33, 43, 50, 54, 55, 68, 69, 85, 89, 96, 106, 125, 126, 151, 161, 162, 169, 191, 195, 220, 221, 231, 244, 284, 285, 313, 329, 339, 343, 380, 387, 415, 425, 429, 448, 485, 486, 523, 548, 561, 571, 611, 612, 685, 692]