Number of n X 4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,4,3,0,1 for x=0,1,2,3,4.
A196782
Number of n X 4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,4,3,0,1 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =7a(2) =39a(3) =145a(4) =797a(5) =3569a(6) =17175a(7) =81389a(8) =385231a(9) =1829101a(10) =8668831a(11) =41113007a(12) =194955001a(13) =924449179a(14) =4383753391a(15) =20787435021a(16) =98573175383a(17) =467429309303
External references
- oeis: A196782