A057786 Number of polykites with n cells.

1, 2, 4, 10, 27, 85, 262, 873, 2917, 10011, 34561, 120815, 424468, 1501441, 5334181, 19035075, 68167472, 244928324, 882555803, 3188480899, 11546307356

Offset

1,2

References

Computed by Brendan Owen.

Jaime Rangel-Mondragon, Polyominoes and Related Families, The Mathematica Journal, 9:3 (2005), 609-640.

Links

Table of n, a(n) for n=1..21.

Ed Pegg, Jr., Illustrations of polyforms

Andrew Clarke, Other Polyforms

Eric Weisstein's World of Mathematics, Polykites

Crossrefs

Sequence in context: A346999 A148107 A148108 * A262496 A007776 A268522

Adjacent sequences: A057783 A057784 A057785 * A057787 A057788 A057789

Keyword

nonn,nice,hard,more

Author

N. J. A. Sloane, Nov 04 2000

Extensions

More terms from Brendan Owen (brendan_owen(AT)yahoo.com), Jan 20 2002

Link updated by William Rex Marshall, Dec 16 2009

Status

approved