Number of perfect matchings in graph P_{2} X C_{4} X P_{n}.
A028456
Number of perfect matchings in graph P_{2} X C_{4} X P_{n}.
Terms
- a(0) =1a(1) =9a(2) =272a(3) =6345a(4) =155969a(5) =3794880a(6) =92524801a(7) =2254970505a(8) =54961579408
External references
- oeis: A028456