Number of nX4 0..3 arrays with no element equal to two plus the sum of elements to its left or two plus the sum of the sum of elements above it, modulo 4.
A238993
Number of nX4 0..3 arrays with no element equal to two plus the sum of elements to its left or two plus the sum of the sum of elements above it, modulo 4.
Terms
- a(0) =31a(1) =955a(2) =25601a(3) =638779a(4) =15482441a(5) =370847909a(6) =8839918663a(7) =210298050207
External references
- oeis: A238993