Number of nX4 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.
A238771
Number of nX4 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.
Terms
- a(0) =32a(1) =810a(2) =22242a(3) =604412a(4) =16041854a(5) =432845880a(6) =11591229010a(7) =311132395064
External references
- oeis: A238771