Number of n X 7 0..4 arrays with each element equal to the number its horizontal and vertical neighbors within one of itself.

A196016

Number of n X 7 0..4 arrays with each element equal to the number its horizontal and vertical neighbors within one of itself.

Terms

    a(0) =1a(1) =9a(2) =32a(3) =231a(4) =835a(5) =3572a(6) =22711a(7) =100094a(8) =517009a(9) =2740712a(10) =14291156a(11) =72486659a(12) =375604408a(13) =1948549100a(14) =10070403094a(15) =52010772351a(16) =269069912146

External references