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.

A209167 Triangle of coefficients of polynomials v(n,x) jointly generated with A209166; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 5
6 3
7 5
8 12
9 12
10 5
11 8
12 25
13 35
14 25
15 8
16 13
17 50
18 89
19 89
20 50
21 13
22 21
23 96
24 207
25 263
26 207
27 96
28 21
29 34
30 180
31 455
32 698
33 698
34 455
35 180
36 34
37 55
38 331
39 959
40 1719
41 2073
42 1719
43 959
44 331
45 55
46 89
47 600
48 1959
49 4011
50 5643
51 5643
52 4011
53 1959
54 600
55 89
56 144
57 1075

List of values

[1, 2, 2, 3, 5, 3, 5, 12, 12, 5, 8, 25, 35, 25, 8, 13, 50, 89, 89, 50, 13, 21, 96, 207, 263, 207, 96, 21, 34, 180, 455, 698, 698, 455, 180, 34, 55, 331, 959, 1719, 2073, 1719, 959, 331, 55, 89, 600, 1959, 4011, 5643, 5643, 4011, 1959, 600, 89, 144, 1075]