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.

A208331 Triangle of coefficients of polynomials v(n,x) jointly generated with A208330; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 3
4 1
5 6
6 5
7 1
8 9
9 15
10 11
11 1
12 12
13 30
14 44
15 21
16 1
17 15
18 50
19 110
20 105
21 43
22 1
23 18
24 75
25 220
26 315
27 258
28 85
29 1
30 21
31 105
32 385
33 735
34 903
35 595
36 171
37 1
38 24
39 140
40 616
41 1470
42 2408
43 2380
44 1368
45 341
46 1
47 27
48 180
49 924
50 2646
51 5418
52 7140
53 6156
54 3069
55 683
56 1
57 30
58 225

List of values

[1, 1, 3, 1, 6, 5, 1, 9, 15, 11, 1, 12, 30, 44, 21, 1, 15, 50, 110, 105, 43, 1, 18, 75, 220, 315, 258, 85, 1, 21, 105, 385, 735, 903, 595, 171, 1, 24, 140, 616, 1470, 2408, 2380, 1368, 341, 1, 27, 180, 924, 2646, 5418, 7140, 6156, 3069, 683, 1, 30, 225]