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.

A099567 Riordan array (1/(1-x-x^3), 1/(1-x)).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 2
7 3
8 3
9 1
10 3
11 5
12 6
13 4
14 1
15 4
16 8
17 11
18 10
19 5
20 1
21 6
22 12
23 19
24 21
25 15
26 6
27 1
28 9
29 18
30 31
31 40
32 36
33 21
34 7
35 1
36 13
37 27
38 49
39 71
40 76
41 57
42 28
43 8
44 1
45 19
46 40
47 76
48 120
49 147
50 133
51 85
52 36
53 9
54 1
55 28
56 59
57 116
58 196
59 267
60 280
61 218
62 121
63 45
64 10
65 1
66 41
67 87
68 175
69 312
70 463
71 547
72 498
73 339
74 166
75 55
76 11
77 1

List of values

[1, 1, 1, 1, 2, 1, 2, 3, 3, 1, 3, 5, 6, 4, 1, 4, 8, 11, 10, 5, 1, 6, 12, 19, 21, 15, 6, 1, 9, 18, 31, 40, 36, 21, 7, 1, 13, 27, 49, 71, 76, 57, 28, 8, 1, 19, 40, 76, 120, 147, 133, 85, 36, 9, 1, 28, 59, 116, 196, 267, 280, 218, 121, 45, 10, 1, 41, 87, 175, 312, 463, 547, 498, 339, 166, 55, 11, 1]