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.

A209416 Triangle of coefficients of polynomials v(n,x) jointly generated with A209415; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 3
6 3
7 1
8 5
9 7
10 4
11 1
12 6
13 15
14 14
15 5
16 1
17 8
18 23
19 36
20 25
21 6
22 1
23 9
24 36
25 69
26 76
27 41
28 7
29 1
30 11
31 48
32 123
33 176
34 147
35 63
36 8
37 1
38 12
39 66
40 192
41 355
42 400
43 266
44 92
45 9
46 1
47 14
48 82
49 292
50 635
51 910
52 834
53 456
54 129
55 10
56 1
57 15
58 105
59 410
60 1065
61 1833
62 2131
63 1626
64 747
65 175
66 11

List of values

[1, 1, 2, 1, 3, 3, 1, 5, 7, 4, 1, 6, 15, 14, 5, 1, 8, 23, 36, 25, 6, 1, 9, 36, 69, 76, 41, 7, 1, 11, 48, 123, 176, 147, 63, 8, 1, 12, 66, 192, 355, 400, 266, 92, 9, 1, 14, 82, 292, 635, 910, 834, 456, 129, 10, 1, 15, 105, 410, 1065, 1833, 2131, 1626, 747, 175, 11]