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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.

A141476 Triangle T(n,k) = A000142(n-k)*A003319(k+1) read by rows.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 1
5 3
6 6
7 2
8 3
9 13
10 24
11 6
12 6
13 13
14 71
15 120
16 24
17 18
18 26
19 71
20 461
21 720
22 120
23 72
24 78
25 142
26 461
27 3447
28 5040
29 720
30 360
31 312
32 426
33 922
34 3447
35 29093
36 40320
37 5040
38 2160
39 1560
40 1704
41 2766
42 6894
43 29093
44 273343
45 362880
46 40320
47 15120
48 9360
49 8520
50 11064
51 20682

List of values

[1, 1, 1, 2, 1, 3, 6, 2, 3, 13, 24, 6, 6, 13, 71, 120, 24, 18, 26, 71, 461, 720, 120, 72, 78, 142, 461, 3447, 5040, 720, 360, 312, 426, 922, 3447, 29093, 40320, 5040, 2160, 1560, 1704, 2766, 6894, 29093, 273343, 362880, 40320, 15120, 9360, 8520, 11064, 20682]

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

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