Number of nX5 0..3 arrays with values 0..3 introduced in row major order, the number of instances of each value within one of each other, and every element equal to zero or one horizontal or vertical neighbors.
A199354
Number of nX5 0..3 arrays with values 0..3 introduced in row major order, the number of instances of each value within one of each other, and every element equal to zero or one horizontal or vertical neighbors.
Terms
- a(0) =10a(1) =4251a(2) =808721a(3) =66367192a(4) =71245512532
External references
- oeis: A199354