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.

A079513 Triangular array (a Riordan array) related to tennis ball problem, read by rows.

Table of values

n a(n)
0 1
1 0
2 1
3 1
4 1
5 1
6 0
7 3
8 2
9 1
10 6
11 6
12 6
13 3
14 1
15 0
16 22
17 16
18 10
19 4
20 1
21 53
22 53
23 53
24 31
25 15
26 5
27 1
28 0
29 211
30 158
31 105
32 52
33 21
34 6
35 1
36 554
37 554
38 554
39 343
40 185
41 80
42 28
43 7
44 1
45 0
46 2306
47 1752
48 1198
49 644
50 301
51 116
52 36
53 8
54 1
55 6362
56 6362
57 6362
58 4056
59 2304
60 1106
61 462
62 161
63 45
64 9
65 1

List of values

[1, 0, 1, 1, 1, 1, 0, 3, 2, 1, 6, 6, 6, 3, 1, 0, 22, 16, 10, 4, 1, 53, 53, 53, 31, 15, 5, 1, 0, 211, 158, 105, 52, 21, 6, 1, 554, 554, 554, 343, 185, 80, 28, 7, 1, 0, 2306, 1752, 1198, 644, 301, 116, 36, 8, 1, 6362, 6362, 6362, 4056, 2304, 1106, 462, 161, 45, 9, 1]