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.

A208759 Triangle of coefficients of polynomials u(n,x) jointly generated with A208760; 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 16
10 16
11 1
12 8
13 30
14 56
15 44
16 1
17 10
18 48
19 128
20 188
21 120
22 1
23 12
24 70
25 240
26 504
27 608
28 328
29 1
30 14
31 96
32 400
33 1080
34 1872
35 1920
36 896
37 1
38 16
39 126
40 616
41 2020
42 4512
43 6672
44 5952
45 2448
46 1
47 18
48 160
49 896
50 3444
51 9352
52 17856
53 23040
54 18192
55 6688
56 1
57 20
58 198
59 1248
60 5488
61 17472
62 40600
63 67776
64 77616
65 54976
66 18272

List of values

[1, 1, 2, 1, 4, 6, 1, 6, 16, 16, 1, 8, 30, 56, 44, 1, 10, 48, 128, 188, 120, 1, 12, 70, 240, 504, 608, 328, 1, 14, 96, 400, 1080, 1872, 1920, 896, 1, 16, 126, 616, 2020, 4512, 6672, 5952, 2448, 1, 18, 160, 896, 3444, 9352, 17856, 23040, 18192, 6688, 1, 20, 198, 1248, 5488, 17472, 40600, 67776, 77616, 54976, 18272]