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.

A227553 Number of solutions to x^2 - y^2 - z^2 == 1 (mod n).

Table of values

n a(n)
1 1
2 4
3 6
4 8
5 30
6 24
7 42
8 32
9 54
10 120
11 110
12 48
13 182
14 168
15 180
16 128
17 306
18 216
19 342
20 240
21 252
22 440
23 506
24 192
25 750
26 728
27 486
28 336
29 870
30 720
31 930
32 512
33 660
34 1224
35 1260
36 432
37 1406
38 1368
39 1092
40 960
41 1722
42 1008
43 1806
44 880
45 1620
46 2024
47 2162
48 768
49 2058
50 3000
51 1836

List of values

[1, 4, 6, 8, 30, 24, 42, 32, 54, 120, 110, 48, 182, 168, 180, 128, 306, 216, 342, 240, 252, 440, 506, 192, 750, 728, 486, 336, 870, 720, 930, 512, 660, 1224, 1260, 432, 1406, 1368, 1092, 960, 1722, 1008, 1806, 880, 1620, 2024, 2162, 768, 2058, 3000, 1836]