Number of nX4 0..3 arrays with no more than floor(nX4/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..3 order.
A222653
Number of nX4 0..3 arrays with no more than floor(nX4/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..3 order.
Terms
- a(0) =11a(1) =724a(2) =61757a(3) =5024944a(4) =411489189a(5) =33625853402
External references
- oeis: A222653