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.

A368401 Number T(n,k) of permutations of [n] whose sum of cycle maxima minus cycle minima gives k, triangle T(n,k), n>=0, 0<=k<=A002620(n), read by rows.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 3
7 1
8 3
9 7
10 11
11 2
12 1
13 4
14 12
15 28
16 53
17 12
18 10
19 1
20 5
21 18
22 52
23 135
24 289
25 84
26 72
27 58
28 6
29 1
30 6
31 25
32 84
33 257
34 734
35 1825
36 524
37 564
38 496
39 422
40 60
41 42
42 1
43 7
44 33
45 125
46 429
47 1407
48 4545
49 12983
50 3520
51 3976
52 4292
53 3950
54 3422
55 790
56 486
57 330
58 24

List of values

[1, 1, 1, 1, 1, 2, 3, 1, 3, 7, 11, 2, 1, 4, 12, 28, 53, 12, 10, 1, 5, 18, 52, 135, 289, 84, 72, 58, 6, 1, 6, 25, 84, 257, 734, 1825, 524, 564, 496, 422, 60, 42, 1, 7, 33, 125, 429, 1407, 4545, 12983, 3520, 3976, 4292, 3950, 3422, 790, 486, 330, 24]