Number of 3 X n 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.

A207089

Number of 3 X n 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.

Terms

    a(0) =7a(1) =49a(2) =241a(3) =1393a(4) =7915a(5) =44065a(6) =248525a(7) =1398065a(8) =7855615a(9) =44186849a(10) =248469913a(11) =1397116033a(12) =7856468163a(13) =44178243889a(14) =248421665301

External references