|
Search: id:A057786
|
|
|
| A057786 |
|
Number of polykites with n cells. |
|
+0
2
|
|
| 1, 2, 4, 10, 27, 85, 262, 873, 2917, 10011, 34561, 120815, 424468, 1501441, 5334181, 19035075, 68167472, 244928324, 882555803, 3188480899, 11546307356
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
REFERENCES
|
Computed by Brendan Owen.
Jaime Rangel-Mondragon, Polyominoes and Related Families, The Mathematica Journal, 9:3 (2005), 609-640.
|
|
LINKS
|
Andrew Clarke, Other Polyforms
Eric Weisstein's World of Mathematics, Polykites
|
|
CROSSREFS
|
Adjacent sequences: A057783 A057784 A057785 this_sequence A057787 A057788 A057789
Sequence in context: A099950 A121690 A138356 this_sequence A007776 A123428 A005975
|
|
KEYWORD
|
nonn,nice,hard
|
|
AUTHOR
|
njas, Nov 04 2000
|
|
EXTENSIONS
|
More terms from Brendan Owen (brendan_owen(AT)yahoo.com), Jan 20 2002
|
|
|
Search completed in 0.002 seconds
|
