Number of (n+1)X(2+1) 0..2 arrays with the maximum plus the minimum of every 2X2 subblock equal.
A238174
Number of (n+1)X(2+1) 0..2 arrays with the maximum plus the minimum of every 2X2 subblock equal.
Terms
- a(0) =423a(1) =5321a(2) =69023a(3) =938601a(4) =12951743a(5) =180345769a(6) =2520461647a(7) =35289713177a(8) =494500172559
External references
- oeis: A238174