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.

A141540 Duplicate of A132046.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 4
6 1
7 1
8 6
9 6
10 1
11 1
12 8
13 12
14 8
15 1
16 1
17 10
18 20
19 20
20 10
21 1
22 1
23 12
24 30
25 40
26 30
27 12
28 1
29 1
30 14
31 42
32 70
33 70
34 42
35 14
36 1
37 1
38 16
39 56
40 112
41 140
42 112
43 56
44 16
45 1
46 1
47 18
48 72
49 168
50 252
51 252
52 168
53 72
54 18
55 1
56 1
57 20
58 90
59 240
60 420
61 504
62 420
63 240
64 90
65 20
66 1

List of values

[1, 1, 1, 1, 4, 1, 1, 6, 6, 1, 1, 8, 12, 8, 1, 1, 10, 20, 20, 10, 1, 1, 12, 30, 40, 30, 12, 1, 1, 14, 42, 70, 70, 42, 14, 1, 1, 16, 56, 112, 140, 112, 56, 16, 1, 1, 18, 72, 168, 252, 252, 168, 72, 18, 1, 1, 20, 90, 240, 420, 504, 420, 240, 90, 20, 1]