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.

A187913 Generalized Riordan array based on the Fine's numbers A000957.

Table of values

n a(n)
0 1
1 0
2 1
3 1
4 1
5 1
6 2
7 4
8 1
9 1
10 6
11 10
12 5
13 2
14 1
15 18
16 32
17 13
18 9
19 2
20 1
21 57
22 100
23 44
24 28
25 10
26 3
27 1
28 186
29 329
30 142
31 100
32 32
33 15
34 3
35 1
36 622
37 1101
38 480
39 344
40 119
41 55
42 16
43 4
44 1
45 2120
46 3761
47 1640
48 1214
49 420
50 216
51 60
52 22
53 4
54 1
55 7338
56 13035
57 5698
58 4300
59 1517
60 810
61 243
62 92
63 23
64 5
65 1

List of values

[1, 0, 1, 1, 1, 1, 2, 4, 1, 1, 6, 10, 5, 2, 1, 18, 32, 13, 9, 2, 1, 57, 100, 44, 28, 10, 3, 1, 186, 329, 142, 100, 32, 15, 3, 1, 622, 1101, 480, 344, 119, 55, 16, 4, 1, 2120, 3761, 1640, 1214, 420, 216, 60, 22, 4, 1, 7338, 13035, 5698, 4300, 1517, 810, 243, 92, 23, 5, 1]