A325478 - cp's OEIS frontend

A325478 Number of colored set partitions of [n] where colors of the elements of subsets are distinct and in increasing order and all colors of an initial interval of the color palette are used.

n	a(n)
0	1
1	1
2	4
3	29
4	329
5	5252
6	110955
7	2972769
8	97922354
9	3872594811
10	180459028989
11	9759149087646
12	604841170643957
13	42508077480226893
14	3357224252026104140
15	295651782273190911233
16	28834727303442640011901
17	3095877335697619795977036
18	363977673792652615285223095

[1, 1, 4, 29, 329, 5252, 110955, 2972769, 97922354, 3872594811, 180459028989, 9759149087646, 604841170643957, 42508077480226893, 3357224252026104140, 295651782273190911233, 28834727303442640011901, 3095877335697619795977036, 363977673792652615285223095]

cp's OEIS Frontend

A325478 Number of colored set partitions of [n] where colors of the elements of subsets are distinct and in increasing order and all colors of an initial interval of the color palette are used.

Table of values

List of values