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.

A110813 A triangle of pyramidal numbers.

Table of values

n a(n)
0 1
1 3
2 1
3 5
4 4
5 1
6 7
7 9
8 5
9 1
10 9
11 16
12 14
13 6
14 1
15 11
16 25
17 30
18 20
19 7
20 1
21 13
22 36
23 55
24 50
25 27
26 8
27 1
28 15
29 49
30 91
31 105
32 77
33 35
34 9
35 1
36 17
37 64
38 140
39 196
40 182
41 112
42 44
43 10
44 1
45 19
46 81
47 204
48 336
49 378
50 294
51 156
52 54
53 11
54 1
55 21
56 100
57 285
58 540
59 714
60 672
61 450
62 210
63 65
64 12
65 1
66 23
67 121
68 385
69 825

List of values

[1, 3, 1, 5, 4, 1, 7, 9, 5, 1, 9, 16, 14, 6, 1, 11, 25, 30, 20, 7, 1, 13, 36, 55, 50, 27, 8, 1, 15, 49, 91, 105, 77, 35, 9, 1, 17, 64, 140, 196, 182, 112, 44, 10, 1, 19, 81, 204, 336, 378, 294, 156, 54, 11, 1, 21, 100, 285, 540, 714, 672, 450, 210, 65, 12, 1, 23, 121, 385, 825]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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