Number of families of 4-subsets of an n-set that cover every element.
A302396
Number of families of 4-subsets of an n-set that cover every element.
Terms
- a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =26a(6) =32596a(7) =34359509614
External references
- oeis: A302396