id:A102428 - OEIS Search Results

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Central column of triangle A102427.

+0
4

1, 3, 6, 28, 55, 286, 560, 3060, 5985, 33649, 65780, 376740, 736281, 4272048, 8347680, 48903492, 95548245, 563921995, 1101716330, 6540715896, 12777711870, 76223753060, 148902215280, 891794789340, 1742058970275, 10468434365991 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = binomial(floor((5*n+2)/2), floor((n+1)/2)). - David Wasserman (dwasserm(AT)earthlink.net), Apr 04 2008`
	CROSSREFS	`Cf. A011973, A102426, A102427, A102429.` `Sequence in context: A085076 A076711 A075088 this_sequence A128056 A068808 A068133` `Adjacent sequences: A102425 A102426 A102427 this_sequence A102429 A102430 A102431`
	KEYWORD	`nonn`
	AUTHOR	`Russell Walsmith (russw(AT)lycos.com), Jan 11 2005`
	EXTENSIONS	`More terms from David Wasserman (dwasserm(AT)earthlink.net), Apr 04 2008`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

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