Number of (n+1)X(4+1) 0..2 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements.
A251109
Number of (n+1)X(4+1) 0..2 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements.
Terms
- a(0) =1844a(1) =15281a(2) =99147a(3) =667626a(4) =4633551a(5) =32006770a(6) =219945737a(7) =1519227598a(8) =10534571961a(9) =72985741167a(10) =505028461060
External references
- oeis: A251109