Number of tilings of a 3 X 3 X n box using bricks of shape 3 X 1 X 1 and 2 X 1 X 1.

A233506

Number of tilings of a 3 X 3 X n box using bricks of shape 3 X 1 X 1 and 2 X 1 X 1.

Terms

    a(0) =1a(1) =14a(2) =717a(3) =62253a(4) =4732061a(5) =382882762a(6) =31449389548

External references