Number of tilings of a 5 X 3n rectangle with right trominoes.

A084478

Number of tilings of a 5 X 3n rectangle with right trominoes.

Terms

    a(0) =1a(1) =0a(2) =72a(3) =384a(4) =8544a(5) =76800a(6) =1168512a(7) =12785664a(8) =170678784a(9) =2014648320a(10) =25633231872a(11) =311423852544

External references