T(n,k)=Number of nXk 0..1 arrays with every element equal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.

A297978

T(n,k)=Number of nXk 0..1 arrays with every element equal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =0a(6) =0a(7) =3a(8) =3a(9) =0a(10) =0a(11) =6a(12) =8a(13) =6a(14) =0a(15) =0a(16) =17a(17) =20a(18) =20a(19) =17a(20) =0a(21) =0a(22) =41a(23) =124a(24) =109a(25) =124a(26) =41a(27) =0a(28) =0a(29) =104

External references