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.

A210235 Triangle of coefficients of polynomials u(n,x) jointly generated with A210236; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 1
4 4
5 4
6 1
7 7
8 12
9 7
10 1
11 12
12 29
13 28
14 11
15 1
16 20
17 64
18 86
19 56
20 16
21 1
22 33
23 132
24 230
25 210
26 101
27 22
28 1
29 54
30 261
31 560
32 662
33 451
34 169
35 29
36 1
37 88
38 500
39 1279
40 1860
41 1646
42 883
43 267
44 37
45 1
46 143
47 936
48 2785
49 4819
50 5257
51 3682
52 1611
53 403
54 46
55 1
56 232
57 1721
58 5848

List of values

[1, 2, 1, 4, 4, 1, 7, 12, 7, 1, 12, 29, 28, 11, 1, 20, 64, 86, 56, 16, 1, 33, 132, 230, 210, 101, 22, 1, 54, 261, 560, 662, 451, 169, 29, 1, 88, 500, 1279, 1860, 1646, 883, 267, 37, 1, 143, 936, 2785, 4819, 5257, 3682, 1611, 403, 46, 1, 232, 1721, 5848]