Number of 5 X n 0..3 arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling three no more than once.

A269205

Number of 5 X n 0..3 arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling three no more than once.

Terms

    a(0) =1024a(1) =132300a(2) =8314020a(3) =555862380a(4) =34838403756

External references