T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with the (lower) medians of each row unequal to its neighbors and each column equal to its neighbors.

A238026

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with the (lower) medians of each row unequal to its neighbors and each column equal to its neighbors.

Terms

    a(0) =20a(1) =74a(2) =146a(3) =212a(4) =310a(5) =260a(6) =828a(7) =12722a(8) =4730a(9) =1820a(10) =2312a(11) =32502a(12) =38612a(13) =10362a(14) =3752a(15) =9178a(16) =1147442a(17) =793252a(18) =2176212a(19) =325418a(20) =24818a(21) =25652a(22) =3283862a(23) =5924312a(24) =11523584a(25) =8433752a(26) =677750a(27) =56612a(28) =102356a(29) =104956562

External references