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.

A113413 A Riordan array of coordination sequences.

Table of values

n a(n)
0 1
1 2
2 1
3 2
4 4
5 1
6 2
7 8
8 6
9 1
10 2
11 12
12 18
13 8
14 1
15 2
16 16
17 38
18 32
19 10
20 1
21 2
22 20
23 66
24 88
25 50
26 12
27 1
28 2
29 24
30 102
31 192
32 170
33 72
34 14
35 1
36 2
37 28
38 146
39 360
40 450
41 292
42 98
43 16
44 1
45 2
46 32
47 198
48 608
49 1002
50 912
51 462
52 128
53 18
54 1
55 2
56 36
57 258
58 952
59 1970
60 2364
61 1666
62 688
63 162
64 20
65 1
66 2
67 40
68 326

List of values

[1, 2, 1, 2, 4, 1, 2, 8, 6, 1, 2, 12, 18, 8, 1, 2, 16, 38, 32, 10, 1, 2, 20, 66, 88, 50, 12, 1, 2, 24, 102, 192, 170, 72, 14, 1, 2, 28, 146, 360, 450, 292, 98, 16, 1, 2, 32, 198, 608, 1002, 912, 462, 128, 18, 1, 2, 36, 258, 952, 1970, 2364, 1666, 688, 162, 20, 1, 2, 40, 326]