Number of 3Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it, modulo 4.
A239821
Number of 3Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it, modulo 4.
Terms
- a(0) =11a(1) =113a(2) =1480a(3) =18728a(4) =232272a(5) =2912793a(6) =36627126a(7) =459870638a(8) =5774508494a(9) =72538478424a(10) =911227478673
External references
- oeis: A239821