id:A024501 - OEIS Search Results

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[ C(4n,2n)/C(4n,n) ].

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1, 1, 2, 4, 7, 11, 20, 33, 57, 96, 162, 274, 462, 780, 1317, 2223, 3751, 6329, 10680, 18021, 30409, 51312, 86584, 146103, 246538, 416013, 701993, 1184566, 1998882, 3372999, 5691754, 9604549, 16207222, 27348969, 46150243, 77876717, 131414064 (list; graph; listen)

	OFFSET	`0,3`
	CROSSREFS	`Sequence in context: A118647 A000802 A080005 this_sequence A018173 A024927 A018077` `Adjacent sequences: A024498 A024499 A024500 this_sequence A024502 A024503 A024504`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`
	EXTENSIONS	`More terms from James A. Sellers (sellersj(AT)math.psu.edu), Feb 06 2000`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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