Number of nX5 0..1 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..1 order.
A222453
Number of nX5 0..1 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..1 order.
Terms
- a(0) =4a(1) =10a(2) =27a(3) =426a(4) =1847a(5) =16440a(6) =84558a(7) =910358a(8) =4757427a(9) =51324484a(10) =271866564a(11) =2984245628a(12) =15890235207a(13) =175650675430a(14) =939482925840
External references
- oeis: A222453