Number of 5Xn 0..1 arrays with every element equal to 0, 2 or 3 horizontally or antidiagonally adjacent elements, with upper left element zero.

A301909

Number of 5Xn 0..1 arrays with every element equal to 0, 2 or 3 horizontally or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =16a(1) =1a(2) =16a(3) =10a(4) =12a(5) =92a(6) =320a(7) =1588a(8) =7234a(9) =34477a(10) =171770a(11) =861562a(12) =4318341a(13) =21575848a(14) =107657594a(15) =537357962a(16) =2682516710a(17) =13395048430a(18) =66897233633a(19) =334110946467

External references