Number of nX4 0..1 arrays with every element equal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.
A297911
Number of nX4 0..1 arrays with every element equal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =37a(2) =49a(3) =268a(4) =1281a(5) =6044a(6) =35788a(7) =202419a(8) =1185261a(9) =7019883a(10) =41587204a(11) =247466600a(12) =1473539379a(13) =8779229844a(14) =52328527005a(15) =311935886924
External references
- oeis: A297911