Number of (n+1)X(1+1) 0..2 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237723
Number of (n+1)X(1+1) 0..2 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =81a(1) =348a(2) =1510a(3) =6610a(4) =28877a(5) =125428a(6) =545952a(7) =2381432a(8) =10387640a(9) =45202024a(10) =196926732a(11) =858105896a(12) =3741077036a(13) =16288858480a(14) =70985020400a(15) =309213392896
External references
- oeis: A237723