id:A001447 - OEIS Search Results

Search: id:A001447

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(5^n + 5^[ n/2 ] )/2.

+0
2

1, 3, 15, 65, 325, 1575, 7875, 39125, 195625, 976875, 4884375, 24415625, 122078125, 610359375, 3051796875, 15258828125, 76294140625, 381469921875, 1907349609375, 9536744140625, 47683720703125 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`Sequence in context: A080948 A098102 A144067 this_sequence A106732 A052981 A086200` `Adjacent sequences: A001444 A001445 A001446 this_sequence A001448 A001449 A001450`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 22 20:51 EST 2009. Contains 167312 sequences.

AT&T Labs Research