Number of nX4 0..3 arrays with no element equal to one plus the sum of elements to its left or three plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4.
A240458
Number of nX4 0..3 arrays with no element equal to one plus the sum of elements to its left or three plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4.
Terms
- a(0) =16a(1) =375a(2) =7589a(3) =143237a(4) =2632690a(5) =47636104a(6) =854671234a(7) =15259447330a(8) =271656519692
External references
- oeis: A240458