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.

A208915 Triangle of coefficients of polynomials u(n,x) jointly generated with A208916; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 4
6 6
7 1
8 6
9 12
10 14
11 1
12 8
13 18
14 36
15 38
16 1
17 10
18 24
19 66
20 108
21 94
22 1
23 12
24 30
25 104
26 210
27 308
28 246
29 1
30 14
31 36
32 150
33 344
34 674
35 892
36 622
37 1
38 16
39 42
40 204
41 510
42 1224
43 2098
44 2500
45 1606
46 1
47 18
48 48
49 266
50 708
51 1990
52 4024
53 6402
54 7052
55 4094
56 1
57 20
58 54
59 336
60 938

List of values

[1, 1, 2, 1, 4, 6, 1, 6, 12, 14, 1, 8, 18, 36, 38, 1, 10, 24, 66, 108, 94, 1, 12, 30, 104, 210, 308, 246, 1, 14, 36, 150, 344, 674, 892, 622, 1, 16, 42, 204, 510, 1224, 2098, 2500, 1606, 1, 18, 48, 266, 708, 1990, 4024, 6402, 7052, 4094, 1, 20, 54, 336, 938]