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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.

A179236 Irregular triangle T(n,k) = A096162(n,k)* A036040(n,k)* A048996(n,k)*A098546(n,k)* A178886(n,k) read by rows, 1<=k<=A000041(n).

Table of values

n a(n)
1 1
2 2
3 2
4 6
5 36
6 6
7 24
8 192
9 72
10 432
11 24
12 120
13 1200
14 2400
15 3600
16 5400
17 4800
18 120
19 720
20 8640
21 21600
22 7200
23 32400
24 259200
25 10800
26 57600
27 194400
28 54000
29 720
30 5040
31 70560
32 211680
33 352800
34 317520
35 3175200
36 1058400
37 1587600
38 705600
39 12700800
40 2116800
41 882000
42 5292000
43 635040
44 5040
45 40320
46 645120
47 2257920
48 4515840

List of values

[1, 2, 2, 6, 36, 6, 24, 192, 72, 432, 24, 120, 1200, 2400, 3600, 5400, 4800, 120, 720, 8640, 21600, 7200, 32400, 259200, 10800, 57600, 194400, 54000, 720, 5040, 70560, 211680, 352800, 317520, 3175200, 1058400, 1587600, 705600, 12700800, 2116800, 882000, 5292000, 635040, 5040, 40320, 645120, 2257920, 4515840]

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

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