Number of 4Xn 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303471
Number of 4Xn 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =128a(2) =1033a(3) =9110a(4) =79377a(5) =692636a(6) =6051850a(7) =52846843a(8) =461529362a(9) =4030762937a(10) =35202137794a(11) =307434409358
External references
- oeis: A303471