Number of tilings of an 8 X n rectangle with 2n tetrominoes of any shape.

A232698

Number of tilings of an 8 X n rectangle with 2n tetrominoes of any shape.

Terms

    a(0) =1a(1) =1a(2) =25a(3) =997a(4) =40899a(5) =800290a(6) =22483347a(7) =657253434a(8) =19077209438a(9) =517312744806

External references