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.

A208921 Triangle of coefficients of polynomials u(n,x) jointly generated with A208922; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 8
6 2
7 1
8 18
9 10
10 4
11 1
12 32
13 36
14 28
15 4
16 1
17 50
18 100
19 108
20 36
21 8
22 1
23 72
24 230
25 324
26 196
27 80
28 8
29 1
30 98
31 462
32 840
33 772
34 440
35 104
36 16
37 1
38 128
39 840
40 1960
41 2456
42 1840
43 752
44 208
45 16
46 1
47 162
48 1416
49 4200
50 6744
51 6464
52 3824
53 1488
54 272
55 32
56 1
57 200
58 2250
59 8376

List of values

[1, 1, 2, 1, 8, 2, 1, 18, 10, 4, 1, 32, 36, 28, 4, 1, 50, 100, 108, 36, 8, 1, 72, 230, 324, 196, 80, 8, 1, 98, 462, 840, 772, 440, 104, 16, 1, 128, 840, 1960, 2456, 1840, 752, 208, 16, 1, 162, 1416, 4200, 6744, 6464, 3824, 1488, 272, 32, 1, 200, 2250, 8376]