Number of matchings in graph P_{4} X P_{n}.
A033507
Number of matchings in graph P_{4} X P_{n}.
Terms
- a(0) =1a(1) =5a(2) =71a(3) =823a(4) =10012a(5) =120465a(6) =1453535a(7) =17525619a(8) =211351945a(9) =2548684656a(10) =30734932553a(11) =370635224561
External references
- oeis: A033507