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.

A107748 Number of monic divisors of x^n - 1 with coefficients in {0,1,-1}.

Table of values

n a(n)
1 2
2 4
3 4
4 8
5 4
6 14
7 4
8 16
9 8
10 14
11 4
12 48
13 4
14 14
15 14
16 32
17 4
18 50
19 4
20 48
21 14
22 14
23 4
24 162
25 8
26 14
27 16
28 48
29 4
30 136
31 4
32 64
33 14
34 14
35 14
36 286
37 4
38 14
39 14
40 160
41 4
42 136
43 4
44 48
45 48
46 14
47 4
48 550
49 8
50 50
51 14
52 48
53 4
54 186
55 14
56 164
57 14
58 14
59 4
60 1124
61 4
62 14
63 48
64 128
65 14
66 136
67 4
68 48
69 14
70 136

List of values

[2, 4, 4, 8, 4, 14, 4, 16, 8, 14, 4, 48, 4, 14, 14, 32, 4, 50, 4, 48, 14, 14, 4, 162, 8, 14, 16, 48, 4, 136, 4, 64, 14, 14, 14, 286, 4, 14, 14, 160, 4, 136, 4, 48, 48, 14, 4, 550, 8, 50, 14, 48, 4, 186, 14, 164, 14, 14, 4, 1124, 4, 14, 48, 128, 14, 136, 4, 48, 14, 136]