Number of 5Xn 0..1 arrays with every element equal to 0, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303327
Number of 5Xn 0..1 arrays with every element equal to 0, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =1a(2) =16a(3) =4a(4) =64a(5) =25a(6) =368a(7) =201a(8) =2545a(9) =1855a(10) =21082a(11) =17922a(12) =193932a(13) =178310a(14) =1883444a(15) =1798105a(16) =18748029a(17) =18258149a(18) =188640260a(19) =186011969a(20) =1906833092a(21) =1898120576a(22) =19312818727a(23) =19383847701a(24) =195770541009a(25) =198022534325
External references
- oeis: A303327