Number of (n+1)X(3+1) 0..1 arrays with no 2X2 subblock having the minimum of its diagonal elements less than the absolute difference of its antidiagonal elements.
A251196
Number of (n+1)X(3+1) 0..1 arrays with no 2X2 subblock having the minimum of its diagonal elements less than the absolute difference of its antidiagonal elements.
Terms
- a(0) =64a(1) =310a(2) =1654a(3) =8976a(4) =49104a(5) =268638a(6) =1470646a(7) =8050116a(8) =44068836a(9) =241240750a(10) =1320610882a(11) =7229316556a(12) =39574952216a(13) =216642298190
External references
- oeis: A251196