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.

A243663 Triangle read by rows: the reversed x = 1+q Narayana triangle at m=3.

Table of values

n a(n)
1 1
2 4
3 1
4 22
5 11
6 1
7 140
8 105
9 21
10 1
11 969
12 969
13 306
14 34
15 1
16 7084
17 8855
18 3850
19 700
20 50
21 1
22 53820
23 80730
24 44850
25 11500
26 1380
27 69
28 1
29 420732
30 736281
31 498771
32 166257
33 28665
34 2457
35 91
36 1
37 3362260
38 6724520
39 5379616
40 2215136
41 503440
42 62930
43 4060
44 116
45 1

List of values

[1, 4, 1, 22, 11, 1, 140, 105, 21, 1, 969, 969, 306, 34, 1, 7084, 8855, 3850, 700, 50, 1, 53820, 80730, 44850, 11500, 1380, 69, 1, 420732, 736281, 498771, 166257, 28665, 2457, 91, 1, 3362260, 6724520, 5379616, 2215136, 503440, 62930, 4060, 116, 1]