Number of 7Xn 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 0 1 1 vertically.
A207127
Number of 7Xn 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 0 1 1 vertically.
Terms
- a(0) =20a(1) =400a(2) =2340a(3) =13200a(4) =87744a(5) =475984a(6) =2330037a(7) =11635558a(8) =55554808a(9) =251535759a(10) =1124853720a(11) =4944356292a(12) =21187341735a(13) =89511994640a(14) =374050079444
External references
- oeis: A207127