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.

A346520 Number A(n,k) of partitions of the (n+k)-multiset {0,...,0,1,2,...,k} with n 0's into distinct multisets; square array A(n,k), n>=0, k>=0, read by antidiagonals.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 2
5 1
6 5
7 5
8 3
9 2
10 15
11 15
12 9
13 5
14 2
15 52
16 52
17 31
18 16
19 7
20 3
21 203
22 203
23 120
24 59
25 25
26 10
27 4
28 877
29 877
30 514
31 244
32 100
33 38
34 14
35 5
36 4140
37 4140
38 2407
39 1112
40 442
41 161
42 56
43 19
44 6
45 21147
46 21147
47 12205
48 5516
49 2134
50 750
51 249
52 80
53 25
54 8
55 115975
56 115975
57 66491
58 29505
59 11147
60 3799
61 1213
62 372
63 111
64 33
65 10

List of values

[1, 1, 1, 2, 2, 1, 5, 5, 3, 2, 15, 15, 9, 5, 2, 52, 52, 31, 16, 7, 3, 203, 203, 120, 59, 25, 10, 4, 877, 877, 514, 244, 100, 38, 14, 5, 4140, 4140, 2407, 1112, 442, 161, 56, 19, 6, 21147, 21147, 12205, 5516, 2134, 750, 249, 80, 25, 8, 115975, 115975, 66491, 29505, 11147, 3799, 1213, 372, 111, 33, 10]