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.

A208911 Triangle of coefficients of polynomials u(n,x) jointly generated with A208912; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 6
6 4
7 1
8 12
9 14
10 8
11 1
12 20
13 32
14 38
15 16
16 1
17 30
18 60
19 110
20 90
21 32
22 1
23 42
24 100
25 250
26 300
27 214
28 64
29 1
30 56
31 154
32 490
33 770
34 826
35 490
36 128
37 1
38 72
39 224
40 868
41 1680
42 2408
43 2128
44 1110
45 256
46 1
47 90
48 312
49 1428
50 3276
51 5880
52 6888
53 5382
54 2474
55 512
56 1
57 110
58 420

List of values

[1, 1, 2, 1, 6, 4, 1, 12, 14, 8, 1, 20, 32, 38, 16, 1, 30, 60, 110, 90, 32, 1, 42, 100, 250, 300, 214, 64, 1, 56, 154, 490, 770, 826, 490, 128, 1, 72, 224, 868, 1680, 2408, 2128, 1110, 256, 1, 90, 312, 1428, 3276, 5880, 6888, 5382, 2474, 512, 1, 110, 420]