Number of 7Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of the elements above it, modulo 4.

A239655

Number of 7Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of the elements above it, modulo 4.

Terms

    a(0) =258a(1) =75540a(2) =21813374a(3) =6219477628

External references