Number of edge covers in the grid graph P_n X P_n.
A286913
Number of edge covers in the grid graph P_n X P_n.
Terms
- a(0) =0a(1) =7a(2) =969a(3) =2180738a(4) =68534828391
External references
- oeis: A286913
A286913
Number of edge covers in the grid graph P_n X P_n.