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.

A210233 Triangle of coefficients of polynomials u(n,x) jointly generated with A210234; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 1
4 3
5 5
6 1
7 4
8 10
9 12
10 1
11 5
12 18
13 30
14 27
15 1
16 6
17 27
18 68
19 83
20 58
21 1
22 7
23 39
24 119
25 225
26 217
27 121
28 1
29 8
30 52
31 200
32 454
33 680
34 544
35 248
36 1
37 9
38 68
39 300
40 866
41 1566
42 1928
43 1320
44 503
45 1
46 10
47 85
48 440
49 1450
50 3332
51 5014
52 5216
53 3121
54 1014
55 1
56 11
57 105
58 605
59 2350
60 6182

List of values

[1, 2, 1, 3, 5, 1, 4, 10, 12, 1, 5, 18, 30, 27, 1, 6, 27, 68, 83, 58, 1, 7, 39, 119, 225, 217, 121, 1, 8, 52, 200, 454, 680, 544, 248, 1, 9, 68, 300, 866, 1566, 1928, 1320, 503, 1, 10, 85, 440, 1450, 3332, 5014, 5216, 3121, 1014, 1, 11, 105, 605, 2350, 6182]