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.

A114192 Riordan array (1/(1-2x),x/(1-2x)^2).

Table of values

n a(n)
0 1
1 2
2 1
3 4
4 6
5 1
6 8
7 24
8 10
9 1
10 16
11 80
12 60
13 14
14 1
15 32
16 240
17 280
18 112
19 18
20 1
21 64
22 672
23 1120
24 672
25 180
26 22
27 1
28 128
29 1792
30 4032
31 3360
32 1320
33 264
34 26
35 1
36 256
37 4608
38 13440
39 14784
40 7920
41 2288
42 364
43 30
44 1
45 512
46 11520
47 42240
48 59136
49 41184
50 16016
51 3640
52 480
53 34
54 1

List of values

[1, 2, 1, 4, 6, 1, 8, 24, 10, 1, 16, 80, 60, 14, 1, 32, 240, 280, 112, 18, 1, 64, 672, 1120, 672, 180, 22, 1, 128, 1792, 4032, 3360, 1320, 264, 26, 1, 256, 4608, 13440, 14784, 7920, 2288, 364, 30, 1, 512, 11520, 42240, 59136, 41184, 16016, 3640, 480, 34, 1]