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.

A208516 Triangle of coefficients of polynomials u(n,x) jointly generated with A208517; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 3
7 1
8 3
9 6
10 7
11 1
12 4
13 9
14 15
15 17
16 1
17 5
18 12
19 24
20 39
21 41
22 1
23 6
24 15
25 34
26 66
27 100
28 99
29 1
30 7
31 18
32 45
33 98
34 178
35 256
36 239
37 1
38 8
39 21
40 57
41 135
42 276
43 478
44 653
45 577
46 1
47 9
48 24
49 70
50 177
51 395
52 772
53 1275
54 1661
55 1393
56 1
57 10
58 27
59 84
60 224
61 536
62 1145
63 2139
64 3383
65 4214

List of values

[1, 1, 1, 1, 2, 3, 1, 3, 6, 7, 1, 4, 9, 15, 17, 1, 5, 12, 24, 39, 41, 1, 6, 15, 34, 66, 100, 99, 1, 7, 18, 45, 98, 178, 256, 239, 1, 8, 21, 57, 135, 276, 478, 653, 577, 1, 9, 24, 70, 177, 395, 772, 1275, 1661, 1393, 1, 10, 27, 84, 224, 536, 1145, 2139, 3383, 4214]