Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 1 1 vertically.

A207696

Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 1 1 vertically.

Terms

    a(0) =13a(1) =169a(2) =312a(3) =576a(4) =1872a(5) =6084a(6) =18564a(7) =56644a(8) =177548a(9) =556516a(10) =1724752a(11) =5345344a(12) =16678768a(13) =52041796a(14) =161651312a(15) =502118464a(16) =1565288432a(17) =4879581316a(18) =15166141648a(19) =47137620544a(20) =146886255152a(21) =457714490116

External references