Number of 3-dimensional tilings of a 2 X 2 X n box using 1 X 1 X 1 cubes, 2 X 2 X 1 plates and trominos (L-shaped connection of 3 cubes).

A360576

Number of 3-dimensional tilings of a 2 X 2 X n box using 1 X 1 X 1 cubes, 2 X 2 X 1 plates and trominos (L-shaped connection of 3 cubes).

Terms

    a(0) =1a(1) =6a(2) =122a(3) =1768a(4) =28844a(5) =457592a(6) =7318760a(7) =116806896a(8) =1865305376a(9) =29782666544a(10) =475549098160

External references