Number of (n+2)X5 binary arrays avoiding patterns 000 and 111 in rows, columns and nw-to-se diagonals.

A202642

Number of (n+2)X5 binary arrays avoiding patterns 000 and 111 in rows, columns and nw-to-se diagonals.

Terms

    a(0) =462a(1) =1766a(2) =7432a(3) =31560a(4) =134338a(5) =572940a(6) =2443538a(7) =10435120a(8) =44531700a(9) =190115264a(10) =811684628a(11) =3465080340a(12) =14793419426a(13) =63158067342a(14) =269636162320

External references