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.

A351640 Triangle read by rows: T(n,k) is the number of patterns of length n with all distinct runs and maximum value k.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 2
6 0
7 1
8 4
9 6
10 0
11 1
12 10
13 18
14 24
15 0
16 1
17 16
18 72
19 96
20 120
21 0
22 1
23 34
24 168
25 528
26 600
27 720
28 0
29 1
30 52
31 486
32 1632
33 4200
34 4320
35 5040
36 0
37 1
38 90
39 1062
40 6024
41 16200
42 36720
43 35280
44 40320
45 0
46 1
47 152
48 2460
49 16896
50 73200
51 169920
52 352800
53 322560
54 362880

List of values

[1, 0, 1, 0, 1, 2, 0, 1, 4, 6, 0, 1, 10, 18, 24, 0, 1, 16, 72, 96, 120, 0, 1, 34, 168, 528, 600, 720, 0, 1, 52, 486, 1632, 4200, 4320, 5040, 0, 1, 90, 1062, 6024, 16200, 36720, 35280, 40320, 0, 1, 152, 2460, 16896, 73200, 169920, 352800, 322560, 362880]