id:A013726 - OEIS Search Results

Search: id:A013726

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21^(2n+1).

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21, 9261, 4084101, 1801088541, 794280046581, 350277500542221, 154472377739119461, 68122318582951682301, 30041942495081691894741, 13248496640331026125580781, 5842587018385982521381124421 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Tanya Khovanova, Recursive Sequences`
	FORMULA	`a(n)=441a(n-1), n>0 ; a(0)=21 . G.f.: 21/(1-441x). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 28 2008]`
	CROSSREFS	`Sequence in context: A074053 A028451 A135823 this_sequence A159358 A048914 A046183` `Adjacent sequences: A013723 A013724 A013725 this_sequence A013727 A013728 A013729`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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