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.

A263764 T(n,k)=Number of length n arrays of permutations of 0..n-1 with each element moved by -k to k places and exactly one more element moved upwards than downwards.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 1
10 0
11 0
12 0
13 1
14 2
15 0
16 0
17 0
18 1
19 4
20 6
21 0
22 0
23 0
24 1
25 4
26 19
27 14
28 0
29 0
30 0
31 1
32 4
33 31
34 50
35 38
36 0
37 0
38 0
39 1
40 4
41 31
42 106
43 165
44 88
45 0
46 0
47 0
48 1
49 4
50 31
51 146
52 485
53 476
54 217
55 0
56 0
57 0
58 1
59 4
60 31
61 146
62 961
63 1546
64 1543
65 506
66 0
67 0
68 0
69 1
70 4
71 31
72 146
73 1289
74 3662
75 6083
76 4544
77 1209
78 0
79 0
80 0
81 1

List of values

[0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 2, 0, 0, 0, 1, 4, 6, 0, 0, 0, 1, 4, 19, 14, 0, 0, 0, 1, 4, 31, 50, 38, 0, 0, 0, 1, 4, 31, 106, 165, 88, 0, 0, 0, 1, 4, 31, 146, 485, 476, 217, 0, 0, 0, 1, 4, 31, 146, 961, 1546, 1543, 506, 0, 0, 0, 1, 4, 31, 146, 1289, 3662, 6083, 4544, 1209, 0, 0, 0, 1]