Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A320398
Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =97a(2) =732a(3) =5956a(4) =46516a(5) =368049a(6) =2908839a(7) =22987303a(8) =181744907a(9) =1436461093a(10) =11355392249a(11) =89758535679a(12) =709518658622
External references
- oeis: A320398