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.

A326617 Number T(n,k) of colored integer partitions of n using all colors of a k-set such that each block of part i with multiplicity j has a pattern of i*j distinct colors in increasing order; triangle T(n,k), k>=0, k<=n<=A024916(k), read by columns.

Table of values

n a(n)
0 1
1 1
2 2
3 2
4 1
5 5
6 9
7 9
8 10
9 9
10 3
11 13
12 44
13 96
14 152
15 155
16 124
17 140
18 160
19 113
20 48
21 16
22 4
23 42
24 225
25 680
26 1350
27 2180
28 3751
29 6050
30 7420
31 6870
32 5555
33 5330
34 6300
35 6475
36 5025
37 3000
38 1250
39 250
40 150
41 1098
42 4155
43 11730
44 30300
45 69042
46 127364
47 188568
48 249690
49 365160
50 584733

List of values

[1, 1, 2, 2, 1, 5, 9, 9, 10, 9, 3, 13, 44, 96, 152, 155, 124, 140, 160, 113, 48, 16, 4, 42, 225, 680, 1350, 2180, 3751, 6050, 7420, 6870, 5555, 5330, 6300, 6475, 5025, 3000, 1250, 250, 150, 1098, 4155, 11730, 30300, 69042, 127364, 188568, 249690, 365160, 584733]