Number of 4 X n binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.

A188749

Number of 4 X n binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.

Terms

    a(0) =13a(1) =169a(2) =1651a(3) =17286a(4) =184411a(5) =1944586a(6) =20544154a(7) =217243096a(8) =2296414963a(9) =24275369558a(10) =256625412014

External references