id:A024500 - OEIS Search Results

Search: id:A024500

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a(n) = [ C(2n,n)/n^2 ].

+0
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2, 1, 2, 4, 10, 25, 70, 201, 600, 1847, 5830, 18778, 61542, 204676, 689411, 2347970, 8074762, 28009676, 97909318, 344616322, 1220539397, 4347311908, 15564141262, 55985423060, 202256970300, 733607297260, 2670698800614, 9755982909133 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A135547 A146307 A063894 this_sequence A000087 A145667 A095067` `Adjacent sequences: A024497 A024498 A024499 this_sequence A024501 A024502 A024503`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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