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.

A360439 Square array read by antidiagonals upwards: T(n,k), n>=0, k>=0, is the number of ways of choosing nonnegative numbers for k indistinguishable (p^n*q)-sided dice so that it is possible to roll every number from 0 to (p^n*q)^k-1, where p and q are distinct primes.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 7
9 1
10 1
11 1
12 42
13 71
14 1
15 1
16 1
17 230
18 3660
19 1001
20 1
21 1
22 1
23 1190
24 160440
25 614040
26 18089
27 1
28 1
29 1
30 5922
31 6387150
32 299145000
33 169200360
34 398959
35 1
36 1
37 1
38 28644
39 238504266
40 127534407000
41 1175153779800
42 69444920160
43 10391023
44 1

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 7, 1, 1, 1, 42, 71, 1, 1, 1, 230, 3660, 1001, 1, 1, 1, 1190, 160440, 614040, 18089, 1, 1, 1, 5922, 6387150, 299145000, 169200360, 398959, 1, 1, 1, 28644, 238504266, 127534407000, 1175153779800, 69444920160, 10391023, 1]