Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 0 1 1 vertically.
A207912
Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 0 1 1 vertically.
Terms
- a(0) =25a(1) =625a(2) =2625a(3) =11025a(4) =110775a(5) =1113025a(6) =6835345a(7) =41977441a(8) =336253621a(9) =2693506201a(10) =18577402747a(11) =128130350209a(12) =960194962333
External references
- oeis: A207912