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.

A209578 Triangle of coefficients of polynomials v(n,x) jointly generated with A209577; see the Formula section.

Table of values

n a(n)
1 1
2 3
3 1
4 5
5 3
6 1
7 9
8 8
9 4
10 1
11 15
12 19
13 13
14 5
15 1
16 25
17 41
18 36
19 19
20 6
21 1
22 41
23 84
24 90
25 60
26 26
27 7
28 1
29 67
30 165
31 210
32 169
33 92
34 34
35 8
36 1
37 109
38 315
39 465
40 439
41 287
42 133
43 43
44 9
45 1
46 177
47 588
48 990
49 1073
50 818
51 454
52 184
53 53
54 10
55 1
56 287
57 1079
58 2043
59 2502
60 2178
61 1405
62 681
63 246

List of values

[1, 3, 1, 5, 3, 1, 9, 8, 4, 1, 15, 19, 13, 5, 1, 25, 41, 36, 19, 6, 1, 41, 84, 90, 60, 26, 7, 1, 67, 165, 210, 169, 92, 34, 8, 1, 109, 315, 465, 439, 287, 133, 43, 9, 1, 177, 588, 990, 1073, 818, 454, 184, 53, 10, 1, 287, 1079, 2043, 2502, 2178, 1405, 681, 246]