|
Search: id:A070766
|
|
|
| A070766 |
|
Number of polyhexes with n cells that tile the plane. |
|
+0
13
|
|
| 1, 1, 3, 7, 22, 77, 294, 1054, 3788, 11326, 24790, 103641, 164559, 532510, 1574252, 2939898, 4761009, 21048218, 24306306
(list; graph; listen)
|
|
|
OFFSET
|
1,3
|
|
|
REFERENCES
|
M. Gardner, Tiling with Polyominoes, Polyiamonds and Polyhexes. Chap. 14 in Time Travel and Other Mathematical Bewilderments. New York: W. H. Freeman, pp. 175-187, 1988.
|
|
LINKS
|
Joseph Myers, Polyhex tiling
|
|
CROSSREFS
|
Cf. A000228-A070767, A018190-A070768, cf. A054359.
Adjacent sequences: A070763 A070764 A070765 this_sequence A070767 A070768 A070769
Sequence in context: A148687 A148688 A075214 this_sequence A111772 A018190 A000228
|
|
KEYWORD
|
hard,nonn
|
|
AUTHOR
|
Joseph Myers (jsm(AT)polyomino.org.uk), May 05 2002
|
|
EXTENSIONS
|
More terms from Joseph Myers (jsm(AT)polyomino.org.uk), Nov 06 2003
|
|
|
Search completed in 0.002 seconds
|
