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.

A208612 Triangle of coefficients of polynomials u(n,x) jointly generated with A208613; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 4
6 2
7 1
8 9
9 9
10 3
11 1
12 16
13 26
14 19
15 5
16 1
17 25
18 60
19 70
20 38
21 8
22 1
23 36
24 120
25 197
26 167
27 73
28 13
29 1
30 49
31 217
32 469
33 553
34 375
35 137
36 21
37 1
38 64
39 364
40 994
41 1528
42 1427
43 803
44 252
45 34
46 1
47 81
48 576
49 1932
50 3714
51 4476
52 3449
53 1661
54 457
55 55
56 1
57 100
58 870
59 3510
60 8196

List of values

[1, 1, 1, 1, 4, 2, 1, 9, 9, 3, 1, 16, 26, 19, 5, 1, 25, 60, 70, 38, 8, 1, 36, 120, 197, 167, 73, 13, 1, 49, 217, 469, 553, 375, 137, 21, 1, 64, 364, 994, 1528, 1427, 803, 252, 34, 1, 81, 576, 1932, 3714, 4476, 3449, 1661, 457, 55, 1, 100, 870, 3510, 8196]