Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4.
A240287
Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4.
Terms
- a(0) =4a(1) =38a(2) =262a(3) =3457a(4) =28654a(5) =443168a(6) =3980245a(7) =64782938a(8) =596789376a(9) =9869794598a(10) =91652276224
External references
- oeis: A240287