Number of (n+1) X (2+1) 0..1 arrays with no 2 X 2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements.
A250967
Number of (n+1) X (2+1) 0..1 arrays with no 2 X 2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements.
Terms
- a(0) =49a(1) =308a(2) =1945a(3) =12281a(4) =77537a(5) =489543a(6) =3090834a(7) =19514643a(8) =123209858a(9) =777911692a(10) =4911511266a(11) =31009873218a(12) =195787443967
External references
- oeis: A250967