A075204 Number of polyominoes with n cells that tile the plane isohedrally but not by translation or by 180-degree rotation (Conway criterion).
0, 0, 0, 0, 0, 0, 3, 22, 80, 323, 338, 3322, 3178, 13590, 43045, 76881, 48781, 551137, 93592, 2190553, 3163376, 3542450, 1065943, 39341178, 31694933
Offset: 1
References
- Branko Grünbaum and G. C. Shephard, Tilings and Patterns. W. H. Freeman, New York, 1987, Section 9.4.
Links
- Joseph Myers, Polyomino tiling
Crossrefs
Extensions
More terms from Joseph Myers, Nov 04 2003
a(24) and a(25) from Joseph Myers, Nov 17 2010
Comments