id:A027172 - OEIS Search Results

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(1/2)*T(2n,n), T given by A027170.

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5, 21, 78, 285, 1048, 3892, 14584, 55053, 209064, 797808, 3056870, 11752676, 45316898, 175175818, 678639148, 2634146413, 10241938408, 39882831448, 155519160718, 607181138848, 2373227900938, 9285480209458, 36364319046898 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A027175(n) + 2.`
	CROSSREFS	`Sequence in context: A084780 A055219 A108863 this_sequence A029870 A081038 A051196` `Adjacent sequences: A027169 A027170 A027171 this_sequence A027173 A027174 A027175`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.

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