Number of nX7 0..1 arrays with every element unequal to 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
A305096
Number of nX7 0..1 arrays with every element unequal to 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =168a(2) =229a(3) =295a(4) =2220a(5) =10652a(6) =23368a(7) =101212a(8) =548208a(9) =1755533a(10) =6005884a(11) =28686726a(12) =111251859a(13) =386124632a(14) =1623661531a(15) =6678525469a(16) =24553920771a(17) =96714848399a(18) =396871728701
External references
- oeis: A305096