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.

A208328 Triangle of coefficients of polynomials u(n,x) jointly generated with A208329; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 3
7 1
8 1
9 5
10 5
11 1
12 1
13 7
14 9
15 11
16 1
17 1
18 9
19 13
20 25
21 21
22 1
23 1
24 11
25 17
26 43
27 53
28 43
29 1
30 1
31 13
32 21
33 65
34 97
35 125
36 85
37 1
38 1
39 15
40 25
41 91
42 153
43 255
44 273
45 171
46 1
47 1
48 17
49 29
50 121
51 221
52 441
53 597
54 609
55 341
56 1
57 1
58 19
59 33
60 155
61 301
62 691
63 1089
64 1443
65 1325
66 683
67 1
68 1
69 21

List of values

[1, 1, 1, 1, 1, 3, 1, 1, 5, 5, 1, 1, 7, 9, 11, 1, 1, 9, 13, 25, 21, 1, 1, 11, 17, 43, 53, 43, 1, 1, 13, 21, 65, 97, 125, 85, 1, 1, 15, 25, 91, 153, 255, 273, 171, 1, 1, 17, 29, 121, 221, 441, 597, 609, 341, 1, 1, 19, 33, 155, 301, 691, 1089, 1443, 1325, 683, 1, 1, 21]