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.

A134392 A077028 * A000012, that is Rascal's triangle (as matrix) multiplied by a lower triangular matrix of ones (main diagonal of ones included).

Table of values

n a(n)
1 1
2 2
3 1
4 4
5 3
6 1
7 8
8 7
9 4
10 1
11 15
12 14
13 10
14 5
15 1
16 26
17 25
18 20
19 13
20 6
21 1
22 42
23 41
24 35
25 26
26 16
27 7
28 1
29 64
30 63
31 56
32 45
33 32
34 19
35 8
36 1
37 93
38 92
39 84
40 71
41 55
42 38
43 22
44 9
45 1
46 130
47 129
48 120
49 105
50 86
51 65
52 44
53 25
54 10
55 1
56 176
57 175
58 165
59 148
60 126
61 101
62 75
63 50
64 28
65 11
66 1

List of values

[1, 2, 1, 4, 3, 1, 8, 7, 4, 1, 15, 14, 10, 5, 1, 26, 25, 20, 13, 6, 1, 42, 41, 35, 26, 16, 7, 1, 64, 63, 56, 45, 32, 19, 8, 1, 93, 92, 84, 71, 55, 38, 22, 9, 1, 130, 129, 120, 105, 86, 65, 44, 25, 10, 1, 176, 175, 165, 148, 126, 101, 75, 50, 28, 11, 1]

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

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