Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,3,2,1,4 for x=0,1,2,3,4.
A196074
Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,3,2,1,4 for x=0,1,2,3,4.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =8a(4) =39a(5) =60a(6) =111a(7) =343a(8) =861a(9) =2115a(10) =5016a(11) =13734a(12) =35912a(13) =82715a(14) =202744a(15) =522390a(16) =1333539a(17) =3288827a(18) =8106150a(19) =20528101a(20) =51563620a(21) =128020497a(22) =319184841a(23) =801237793a(24) =2009081101a(25) =5009247370a(26) =12506463250a(27) =31323071350a(28) =78380580569a(29) =195823809542
External references
- oeis: A196074