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.

A209136 Triangle of coefficients of polynomials v(n,x) jointly generated with A209135; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 3
4 1
5 8
6 5
7 1
8 15
9 23
10 11
11 1
12 24
13 66
14 66
15 21
16 1
17 35
18 150
19 240
20 165
21 43
22 1
23 48
24 295
25 678
26 747
27 404
28 85
29 1
30 63
31 525
32 1631
33 2547
34 2157
35 947
36 171
37 1
38 80
39 868
40 3500
41 7246
42 8560
43 5864
44 2182
45 341
46 1
47 99
48 1356
49 6888
50 18126
51 28018
52 26592
53 15318
54 4929
55 683

List of values

[1, 1, 3, 1, 8, 5, 1, 15, 23, 11, 1, 24, 66, 66, 21, 1, 35, 150, 240, 165, 43, 1, 48, 295, 678, 747, 404, 85, 1, 63, 525, 1631, 2547, 2157, 947, 171, 1, 80, 868, 3500, 7246, 8560, 5864, 2182, 341, 1, 99, 1356, 6888, 18126, 28018, 26592, 15318, 4929, 683]