Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.

A303886

Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =272a(2) =256a(3) =2130a(4) =4964a(5) =24985a(6) =88901a(7) =384168a(8) =1517262a(9) =6387363a(10) =26128622a(11) =109286469a(12) =453167087a(13) =1893484140a(14) =7895422217a(15) =33012465799a(16) =138034364553a(17) =577776514184

External references