 Many of the common rep-tiles are rep- for all positive integer values of .In particular this is true for three trapezoids including the one formed from three equilateral triangles, for three axis-parallel hexagons (the L-tromino, L-tetromino, and P-pentomino), and the sphinx hexiamond.In addition, many rep-tiles, particularly those with higher rep-"n", can be self-tiled in different ways.