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.

A263828 The number c_{P c pi_1(B_1)}(n) of the first amphicosm n-coverings over the first amphicosm.

Table of values

n a(n)
1 1
2 4
3 5
4 10
5 7
6 20
7 9
8 22
9 18
10 28
11 13
12 50
13 15
14 36
15 35
16 46
17 19
18 72
19 21
20 70
21 45
22 52
23 25
24 110
25 38
26 60
27 58
28 90
29 31
30 140
31 33
32 94
33 65
34 76
35 63
36 180
37 39
38 84
39 75
40 154
41 43
42 180
43 45
44 130
45 126
46 100
47 49
48 230
49 66
50 152
51 95
52 150
53 55
54 232
55 91
56 198
57 105
58 124
59 61

List of values

[1, 4, 5, 10, 7, 20, 9, 22, 18, 28, 13, 50, 15, 36, 35, 46, 19, 72, 21, 70, 45, 52, 25, 110, 38, 60, 58, 90, 31, 140, 33, 94, 65, 76, 63, 180, 39, 84, 75, 154, 43, 180, 45, 130, 126, 100, 49, 230, 66, 152, 95, 150, 55, 232, 91, 198, 105, 124, 61]