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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.

A247376 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 2
3 3
4 5
5 5
6 15
7 8
8 8
9 35
10 33
11 13
12 80
13 131
14 48
15 21
16 171
17 409
18 279
19 34
20 355
21 1180
22 1375
23 384
24 55
25 715
26 3128
27 5335
28 2895
29 89
30 1410
31 7858
32 18510
33 17029
34 3840
35 144
36 2730
37 18851
38 58253
39 78609
40 35685
41 233
42 5208
43 43629
44 171059
45 317758
46 243873
47 46080
48 377
49 9810

List of values

[1, 2, 2, 3, 5, 5, 15, 8, 8, 35, 33, 13, 80, 131, 48, 21, 171, 409, 279, 34, 355, 1180, 1375, 384, 55, 715, 3128, 5335, 2895, 89, 1410, 7858, 18510, 17029, 3840, 144, 2730, 18851, 58253, 78609, 35685, 233, 5208, 43629, 171059, 317758, 243873, 46080, 377, 9810]