Number of 6 X (n+1) 0..1 arrays with every 2 X 2 subblock having the same number of equal edges as its horizontal neighbors and a different number from its vertical neighbors, and new values 0..1 introduced in row major order.
A208087
Number of 6 X (n+1) 0..1 arrays with every 2 X 2 subblock having the same number of equal edges as its horizontal neighbors and a different number from its vertical neighbors, and new values 0..1 introduced in row major order.
Terms
- a(0) =72a(1) =168a(2) =402a(3) =1032a(4) =2664a(5) =6954a(6) =18168a(7) =47544a(8) =124434a(9) =325752a(10) =852792a(11) =2232618a(12) =5845032a(13) =15302472a(14) =40062354a(15) =104884584a(16) =274591368a(17) =718889514a(18) =1882077144a(19) =4927341912a(20) =12899948562a(21) =33772503768a(22) =88417562712a(23) =231480184362
External references
- oeis: A208087