Number of (n+1) X (1+1) 0..2 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2 X 2 subblock equal.
A236886
Number of (n+1) X (1+1) 0..2 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2 X 2 subblock equal.
Terms
- a(0) =81a(1) =245a(2) =781a(3) =2605a(4) =8901a(5) =31253a(6) =111685a(7) =406949a(8) =1503365a(9) =5632837a(10) =21327109a(11) =81569413a(12) =314366469a(13) =1220142341a(14) =4761187333a(15) =18668554757a(16) =73468028933a(17) =290057876485
External references
- oeis: A236886