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.

A107065 Riordan array (1/(1-x),x(1+x+x^2+x^3)).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 1
7 3
8 3
9 1
10 1
11 4
12 6
13 4
14 1
15 1
16 4
17 10
18 10
19 5
20 1
21 1
22 4
23 13
24 20
25 15
26 6
27 1
28 1
29 4
30 15
31 32
32 35
33 21
34 7
35 1
36 1
37 4
38 16
39 44
40 66
41 56
42 28
43 8
44 1
45 1
46 4
47 16
48 54
49 106
50 121
51 84
52 36
53 9
54 1
55 1
56 4
57 16
58 60
59 150
60 222
61 204
62 120
63 45
64 10
65 1
66 1
67 4
68 16
69 63
70 190
71 357
72 420
73 323
74 165
75 55
76 11
77 1
78 1
79 4
80 16

List of values

[1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 4, 6, 4, 1, 1, 4, 10, 10, 5, 1, 1, 4, 13, 20, 15, 6, 1, 1, 4, 15, 32, 35, 21, 7, 1, 1, 4, 16, 44, 66, 56, 28, 8, 1, 1, 4, 16, 54, 106, 121, 84, 36, 9, 1, 1, 4, 16, 60, 150, 222, 204, 120, 45, 10, 1, 1, 4, 16, 63, 190, 357, 420, 323, 165, 55, 11, 1, 1, 4, 16]