id:A025568 - OEIS Search Results

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a(n) = T(n,n+2) where T is the array defined in A025564.

+0
4

1, 5, 19, 65, 211, 665, 2058, 6294, 19095, 57607, 173096, 518596, 1550367, 4627455, 13795176, 41088456, 122297643, 363828663, 1081966875, 3216725841, 9561635853, 28418162003, 84455354206, 250982289650, 745860104145, 2216567725281 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`First differences are pairwise sums of A025181.` `Pairwise sums of A014532.` `Sequence in context: A053545 A049612 A001870 this_sequence A001047 A099448 A124806` `Adjacent sequences: A025565 A025566 A025567 this_sequence A025569 A025570 A025571`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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

AT&T Labs Research