Number of n X 7 0..1 arrays with every element both equal and not equal to some elements at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0), with upper left element zero.

A278093

Number of n X 7 0..1 arrays with every element both equal and not equal to some elements at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0), with upper left element zero.

Terms

    a(0) =0a(1) =214a(2) =9033a(3) =588464a(4) =37564017a(5) =2422349439a(6) =156188151088

External references