Number of dimer coverings on n X n square if n is even; number of dimer arrangements with exactly one monomer if n is odd.
A137308
Number of dimer coverings on n X n square if n is even; number of dimer arrangements with exactly one monomer if n is odd.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =18a(4) =36a(5) =2180a(6) =6728a(7) =2200776a(8) =12988816a(9) =20355006224a(10) =258584046368
External references
- oeis: A137308