Number of nX3 0..3 arrays with every repeated value in every row equal to, and in every column unequal to, the previous repeated value, and new values introduced in row-major sequential order.
A268178
Number of nX3 0..3 arrays with every repeated value in every row equal to, and in every column unequal to, the previous repeated value, and new values introduced in row-major sequential order.
Terms
- a(0) =5a(1) =187a(2) =9054a(3) =494098a(4) =25770278a(5) =1339895662a(6) =68390077014
External references
- oeis: A268178