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.

A209771 Triangle of coefficients of polynomials u(n,x) jointly generated with A209772; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 2
4 2
5 5
6 4
7 2
8 9
9 14
10 8
11 3
12 14
13 32
14 36
15 16
16 3
17 20
18 60
19 100
20 88
21 32
22 4
23 27
24 100
25 220
26 288
27 208
28 64
29 4
30 35
31 154
32 420
33 728
34 784
35 480
36 128
37 5
38 44
39 224
40 728
41 1568
42 2240
43 2048
44 1088
45 256
46 5
47 54
48 312
49 1176
50 3024
51 5376
52 6528
53 5184
54 2432
55 512
56 6
57 65
58 420

List of values

[1, 1, 2, 2, 5, 4, 2, 9, 14, 8, 3, 14, 32, 36, 16, 3, 20, 60, 100, 88, 32, 4, 27, 100, 220, 288, 208, 64, 4, 35, 154, 420, 728, 784, 480, 128, 5, 44, 224, 728, 1568, 2240, 2048, 1088, 256, 5, 54, 312, 1176, 3024, 5376, 6528, 5184, 2432, 512, 6, 65, 420]