T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the maximum minus the upper median of every 2X2 subblock equal.

A237108

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the maximum minus the upper median of every 2X2 subblock equal.

Terms

    a(0) =81a(1) =385a(2) =385a(3) =1881a(4) =3787a(5) =1881a(6) =9491a(7) =39235a(8) =39235a(9) =9491a(10) =48569a(11) =435113a(12) =848549a(13) =435113a(14) =48569a(15) =252415a(16) =4975145a(17) =20079181a(18) =20079181a(19) =4975145a(20) =252415a(21) =1324297a(22) =58074637a(23) =485177201a(24) =1032827165a(25) =485177201a(26) =58074637a(27) =1324297a(28) =7013479

External references