Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
A299461
Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =2a(1) =52a(2) =226a(3) =1013a(4) =5294a(5) =27639a(6) =139226a(7) =713421a(8) =3674765a(9) =18853673a(10) =96786807a(11) =497418193a(12) =2555599511a(13) =13129374671a(14) =67461650707a(15) =346631157067
External references
- oeis: A299461