a(n) is the number of tilings of the Aztec diamond of order n using horizontal skew tetrominoes, horizontal straight tetrominoes, and square tetrominoes.

A356514

a(n) is the number of tilings of the Aztec diamond of order n using horizontal skew tetrominoes, horizontal straight tetrominoes, and square tetrominoes.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =10a(4) =116a(5) =3212a(6) =209152a(7) =32133552a(8) =11631456480

External references