T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00001011 00010101 or 01010101.

A261380

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00001011 00010101 or 01010101.

Terms

    a(0) =36a(1) =39a(2) =39a(3) =60a(4) =41a(5) =60a(6) =97a(7) =82a(8) =82a(9) =97a(10) =154a(11) =157a(12) =202a(13) =157a(14) =154a(15) =247a(16) =266a(17) =424a(18) =424a(19) =266a(20) =247a(21) =392a(22) =470a(23) =869a(24) =1040a(25) =869a(26) =470a(27) =392a(28) =618a(29) =864

External references