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.

A135230 Triangle A103451 * A000012(signed) * A007318, read by rows.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 1
5 1
6 1
7 2
8 2
9 1
10 2
11 2
12 4
13 3
14 1
15 1
16 3
17 6
18 7
19 4
20 1
21 2
22 3
23 9
24 13
25 11
26 5
27 1
28 1
29 4
30 12
31 22
32 24
33 16
34 6
35 1
36 2
37 4
38 16
39 34
40 46
41 40
42 22
43 7
44 1
45 1
46 5
47 20
48 50
49 80
50 86
51 62
52 29
53 8
54 1
55 2
56 5
57 25
58 70
59 130
60 166
61 148
62 91
63 37
64 9
65 1
66 1
67 6
68 30
69 95
70 200
71 296
72 314
73 239
74 128
75 46
76 10
77 1

List of values

[1, 1, 1, 2, 1, 1, 1, 2, 2, 1, 2, 2, 4, 3, 1, 1, 3, 6, 7, 4, 1, 2, 3, 9, 13, 11, 5, 1, 1, 4, 12, 22, 24, 16, 6, 1, 2, 4, 16, 34, 46, 40, 22, 7, 1, 1, 5, 20, 50, 80, 86, 62, 29, 8, 1, 2, 5, 25, 70, 130, 166, 148, 91, 37, 9, 1, 1, 6, 30, 95, 200, 296, 314, 239, 128, 46, 10, 1]