Combinatorica`
Combinatorica`
UnrankKSetPartition
UnrankSetPartition[r,s,k]
finds a 
-block set partition of 
with rank 
.
UnrankSetPartition[r,n,k]
finds a 
-block set partition of 
with rank 
.
Details and Options
- To use UnrankKSetPartition, you first need to load the Combinatorica Package using Needs["Combinatorica`"].