Number of (n+1) X (1+1) 0..2 arrays with the maximum plus the lower median minus the upper median of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237465
Number of (n+1) X (1+1) 0..2 arrays with the maximum plus the lower median minus the upper median of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =81a(1) =356a(2) =1566a(3) =6954a(4) =30913a(5) =136488a(6) =603184a(7) =2671904a(8) =11847888a(9) =52383008a(10) =231824656a(11) =1026098208a(12) =4546286096a(13) =20109616256a(14) =89038511104a(15) =393995791360
External references
- oeis: A237465