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.

A063716 Number of solutions (r,u,s,t), s>=t, in positive integers to the system of equations 1/r+1/u=1/n, 1/s+1/t=1/u.

Table of values

n a(n)
1 2
2 10
3 16
4 27
5 24
6 60
7 20
8 61
9 57
10 84
11 36
12 167
13 24
14 108
15 144
16 100
17 36
18 191
19 36
20 251
21 162
22 96
23 48
24 351
25 73
26 122
27 149
28 255
29 60
30 468
31 28
32 184
33 170
34 134
35 284
36 496
37 24
38 144
39 234
40 485
41 60
42 526
43 36
44 339
45 415
46 114
47 60
48 616
49 83
50 303
51 210
52 285
53 48
54 493
55 294
56 585
57 210
58 144
59 96

List of values

[2, 10, 16, 27, 24, 60, 20, 61, 57, 84, 36, 167, 24, 108, 144, 100, 36, 191, 36, 251, 162, 96, 48, 351, 73, 122, 149, 255, 60, 468, 28, 184, 170, 134, 284, 496, 24, 144, 234, 485, 60, 526, 36, 339, 415, 114, 60, 616, 83, 303, 210, 285, 48, 493, 294, 585, 210, 144, 96]

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

Content is available under The OEIS End-User License Agreement.