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.

A209143 Triangle of coefficients of polynomials u(n,x) jointly generated with A209144; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 1
4 5
5 4
6 11
7 11
8 1
9 23
10 28
11 6
12 47
13 68
14 23
15 1
16 95
17 160
18 74
19 8
20 191
21 368
22 216
23 39
24 1
25 383
26 832
27 592
28 152
29 10
30 767
31 1856
32 1552
33 520
34 59
35 1
36 1535
37 4096
38 3936
39 1632
40 270
41 12
42 3071
43 8960
44 9728
45 4816
46 1060
47 83
48 1
49 6143
50 19456
51 23552
52 13568
53 3752
54 436

List of values

[1, 2, 1, 5, 4, 11, 11, 1, 23, 28, 6, 47, 68, 23, 1, 95, 160, 74, 8, 191, 368, 216, 39, 1, 383, 832, 592, 152, 10, 767, 1856, 1552, 520, 59, 1, 1535, 4096, 3936, 1632, 270, 12, 3071, 8960, 9728, 4816, 1060, 83, 1, 6143, 19456, 23552, 13568, 3752, 436]