Number of 5 X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 1 vertically.
A207456
Number of 5 X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 1 vertically.
Terms
- a(0) =10a(1) =100a(2) =270a(3) =1450a(4) =5200a(5) =23530a(6) =92610a(7) =396100a(8) =1610950a(9) =6754210a(10) =27799200a(11) =115710130a(12) =478341370a(13) =1985702500a(14) =8222193630a(15) =34098329530a(16) =141276194800a(17) =585672013210
External references
- oeis: A207456