Number of ways to cover the 2n X 2n grid graph by vertex disjoint cycles.
A222202
Number of ways to cover the 2n X 2n grid graph by vertex disjoint cycles.
Terms
- a(0) =1a(1) =18a(2) =13903a(3) =360783593
External references
- oeis: A222202
A222202
Number of ways to cover the 2n X 2n grid graph by vertex disjoint cycles.