Number of (n+2)X(1+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically.
A253794
Number of (n+2)X(1+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically.
Terms
- a(0) =512a(1) =2908a(2) =14096a(3) =66144a(4) =299472a(5) =1303600a(6) =5525648a(7) =23034276a(8) =94841688a(9) =386810592a(10) =1566259600a(11) =6306887152a(12) =25284981392a(13) =101016575076a(14) =402445751816
External references
- oeis: A253794