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A181946 Number of kites, distinct up to congruence, on an (n X n)-grid (or geoboard). 0
0, 1, 4, 11, 25, 45 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Only convex kites are counted, not concave kites (sometimes called darts or arrowheads).

LINKS

Table of n, a(n) for n=1..6.

Weisstein, Eric W.: MathWorld -- Kite.

CROSSREFS

Cf. A181944, A189417.

Sequence in context: A159348 A159349 A192597 * A176959 A115294 A110610

Adjacent sequences:  A181943 A181944 A181945 * A181947 A181948 A181949

KEYWORD

nonn

AUTHOR

Martin Renner, Apr 03 2012

STATUS

approved

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Last modified December 15 11:05 EST 2018. Contains 318148 sequences. (Running on oeis4.)