T(n,k)=Number of nXk 0..2 arrays with no average of any element and its horizontal and vertical neighbors equal to one.

A200579

T(n,k)=Number of nXk 0..2 arrays with no average of any element and its horizontal and vertical neighbors equal to one.

Terms

    a(0) =2a(1) =6a(2) =6a(3) =10a(4) =36a(5) =10a(6) =22a(7) =174a(8) =174a(9) =22a(10) =52a(11) =922a(12) =2174a(13) =922a(14) =52a(15) =114a(16) =5202a(17) =28890a(18) =28890a(19) =5202a(20) =114a(21) =260a(22) =29180a(23) =388824a(24) =938128a(25) =388824a(26) =29180a(27) =260a(28) =600a(29) =163706

External references