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.

A327679 Number of colored integer partitions of n using all colors of an initial interval of the color palette such that parts i have distinct color patterns in arbitrary order and each pattern for a part i has i colors in (weakly) increasing order.

Table of values

n a(n)
0 1
1 1
2 4
3 18
4 112
5 732
6 6156
7 53720
8 559584
9 6138216
10 76636080
11 1006039320
12 14693223032
13 224774090592
14 3756082129296
15 65650522695344
16 1236568354232176
17 24299076684879264
18 509677108276779168
19 11124779898457678240
20 257204596479739401760
21 6174928911548312072704

List of values

[1, 1, 4, 18, 112, 732, 6156, 53720, 559584, 6138216, 76636080, 1006039320, 14693223032, 224774090592, 3756082129296, 65650522695344, 1236568354232176, 24299076684879264, 509677108276779168, 11124779898457678240, 257204596479739401760, 6174928911548312072704]