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.

A375694 Number A(n,k) of multiset permutations of {{1}^k, {2}^k, ..., {n}^k} with no fixed k-tuple {j}^k; square array A(n,k), n>=0, k>=0, read by antidiagonals.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 0
5 0
6 1
7 0
8 1
9 0
10 1
11 0
12 5
13 2
14 0
15 1
16 0
17 19
18 74
19 9
20 0
21 1
22 0
23 69
24 1622
25 2193
26 44
27 0
28 1
29 0
30 251
31 34442
32 362997
33 101644
34 265
35 0
36 1
37 0
38 923
39 756002
40 62924817
41 166336604
42 6840085
43 1854
44 0
45 1
46 0
47 3431
48 17150366
49 11729719509
50 305225265804
51 136221590695
52 630985830
53 14833
54 0

List of values

[1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 5, 2, 0, 1, 0, 19, 74, 9, 0, 1, 0, 69, 1622, 2193, 44, 0, 1, 0, 251, 34442, 362997, 101644, 265, 0, 1, 0, 923, 756002, 62924817, 166336604, 6840085, 1854, 0, 1, 0, 3431, 17150366, 11729719509, 305225265804, 136221590695, 630985830, 14833, 0]