Number of n X n 0..2 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it, modulo 3.
A238805
Number of n X n 0..2 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it, modulo 3.
Terms
- a(0) =2a(1) =8a(2) =48a(3) =468a(4) =7502a(5) =197418a(6) =8526852a(7) =605163204a(8) =70386525080
External references
- oeis: A238805