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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.

A249130 Triangular array: row n gives the coefficients of the polynomial p(n,x) defined in Comments.

Table of values

n a(n)
0 1
1 2
2 1
3 2
4 2
5 1
6 8
7 6
8 2
9 1
10 8
11 16
12 10
13 2
14 1
15 48
16 44
17 28
18 16
19 2
20 1
21 48
22 144
23 104
24 40
25 22
26 2
27 1
28 384
29 400
30 368
31 232
32 56
33 30
34 2
35 1
36 384
37 1536
38 1232
39 688
40 408
41 72
42 38
43 2
44 1
45 3840
46 4384
47 5216
48 3552
49 1248
50 708
51 92
52 48
53 2
54 1
55 3840
56 19200
57 16704
58 12096
59 7632
60 1968
61 1088
62 112
63 58
64 2
65 1

List of values

[1, 2, 1, 2, 2, 1, 8, 6, 2, 1, 8, 16, 10, 2, 1, 48, 44, 28, 16, 2, 1, 48, 144, 104, 40, 22, 2, 1, 384, 400, 368, 232, 56, 30, 2, 1, 384, 1536, 1232, 688, 408, 72, 38, 2, 1, 3840, 4384, 5216, 3552, 1248, 708, 92, 48, 2, 1, 3840, 19200, 16704, 12096, 7632, 1968, 1088, 112, 58, 2, 1]