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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.

A278463 Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 9
6 4
7 4
8 36
9 44
10 12
11 5
12 110
13 355
14 250
15 48
16 6
17 300
18 2010
19 3480
20 1644
21 240
22 7
23 777
24 9625
25 32235
26 35728
27 12348
28 1440
29 8
30 1960
31 42056
32 242200
33 498512
34 390880
35 104544
36 10080
37 9
38 4860
39 173754
40 1605744
41 5466321
42 7745220
43 4581036
44 986256
45 80640
46 10
47 11880
48 691620
49 9807840
50 51506490
51 117711720
52 123330680
53 57537360
54 10265760
55 725760

List of values

[1, 2, 2, 3, 9, 4, 4, 36, 44, 12, 5, 110, 355, 250, 48, 6, 300, 2010, 3480, 1644, 240, 7, 777, 9625, 32235, 35728, 12348, 1440, 8, 1960, 42056, 242200, 498512, 390880, 104544, 10080, 9, 4860, 173754, 1605744, 5466321, 7745220, 4581036, 986256, 80640, 10, 11880, 691620, 9807840, 51506490, 117711720, 123330680, 57537360, 10265760, 725760]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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