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.

A113582 Triangle T(n,m) read by rows: T(n,m) = (n - m)*(n - m + 1)*m*(m + 1)/4 + 1.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 1
7 1
8 4
9 4
10 1
11 1
12 7
13 10
14 7
15 1
16 1
17 11
18 19
19 19
20 11
21 1
22 1
23 16
24 31
25 37
26 31
27 16
28 1
29 1
30 22
31 46
32 61
33 61
34 46
35 22
36 1
37 1
38 29
39 64
40 91
41 101
42 91
43 64
44 29
45 1
46 1
47 37
48 85
49 127
50 151
51 151
52 127
53 85
54 37
55 1
56 1
57 46
58 109
59 169
60 211
61 226
62 211
63 169
64 109
65 46
66 1

List of values

[1, 1, 1, 1, 2, 1, 1, 4, 4, 1, 1, 7, 10, 7, 1, 1, 11, 19, 19, 11, 1, 1, 16, 31, 37, 31, 16, 1, 1, 22, 46, 61, 61, 46, 22, 1, 1, 29, 64, 91, 101, 91, 64, 29, 1, 1, 37, 85, 127, 151, 151, 127, 85, 37, 1, 1, 46, 109, 169, 211, 226, 211, 169, 109, 46, 1]