Number of 5Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.
A297227
Number of 5Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.
Terms
- a(0) =1a(1) =41a(2) =196a(3) =751a(4) =5570a(5) =33158a(6) =178469a(7) =1051514a(8) =6152761a(9) =35360059a(10) =204610794a(11) =1185387515a(12) =6858428469a(13) =39687403360a(14) =229672443463
External references
- oeis: A297227