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.

A210864 Triangle of coefficients of polynomials u(n,x) jointly generated with A210865; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 1
4 3
5 3
6 2
7 4
8 9
9 9
10 3
11 5
12 21
13 30
14 21
15 5
16 6
17 41
18 91
19 96
20 47
21 8
22 7
23 71
24 242
25 358
26 278
27 101
28 13
29 8
30 113
31 565
32 1187
33 1303
34 757
35 209
36 21
37 9
38 169
39 1182
40 3517
41 5238
42 4364
43 1951
44 422
45 34
46 10
47 241
48 2263
49 9332
50 18816
51 21213
52 13674
53 4802
54 833
55 55
56 11
57 331

List of values

[1, 2, 1, 3, 3, 2, 4, 9, 9, 3, 5, 21, 30, 21, 5, 6, 41, 91, 96, 47, 8, 7, 71, 242, 358, 278, 101, 13, 8, 113, 565, 1187, 1303, 757, 209, 21, 9, 169, 1182, 3517, 5238, 4364, 1951, 422, 34, 10, 241, 2263, 9332, 18816, 21213, 13674, 4802, 833, 55, 11, 331]