T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

A298454

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =0a(4) =4a(5) =0a(6) =1a(7) =4a(8) =4a(9) =1a(10) =0a(11) =16a(12) =0a(13) =16a(14) =0a(15) =1a(16) =48a(17) =11a(18) =11a(19) =48a(20) =1a(21) =0a(22) =88a(23) =26a(24) =161a(25) =26a(26) =88a(27) =0a(28) =1a(29) =240

External references