cp's OEIS Frontend

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.

A334156 Triangle read by rows: T(n,m) is the number of length n decorated permutations avoiding the word 0^m = 0...0 of m 0's, where 1 <= m <= n.

Table of values

n a(n)
1 1
2 2
3 4
4 6
5 12
6 15
7 24
8 48
9 60
10 64
11 120
12 240
13 300
14 320
15 325
16 720
17 1440
18 1800
19 1920
20 1950
21 1956
22 5040
23 10080
24 12600
25 13440
26 13650
27 13692
28 13699
29 40320
30 80640
31 100800
32 107520
33 109200
34 109536
35 109592
36 109600
37 362880
38 725760
39 907200
40 967680
41 982800
42 985824
43 986328
44 986400
45 986409

List of values

[1, 2, 4, 6, 12, 15, 24, 48, 60, 64, 120, 240, 300, 320, 325, 720, 1440, 1800, 1920, 1950, 1956, 5040, 10080, 12600, 13440, 13650, 13692, 13699, 40320, 80640, 100800, 107520, 109200, 109536, 109592, 109600, 362880, 725760, 907200, 967680, 982800, 985824, 986328, 986400, 986409]