id:A060816 - OEIS Search Results

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a(n)=3*a(n-1) + 1; a(0)=1, a(1)=2.

+0
5

1, 2, 7, 22, 67, 202, 607, 1822, 5467, 16402, 49207, 147622, 442867, 1328602, 3985807, 11957422, 35872267, 107616802, 322850407, 968551222, 2905653667, 8716961002, 26150883007, 78452649022, 235357947067, 706073841202 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`From Erich Friedman's math magic page 2nd paragraph under "Answers" section.`
	LINKS	`Erich Friedman, Math. Magic`
	FORMULA	`For n>0: a(n) = (53^(n-1)-1)/2 = a(n-1)+53^(n-2) = (5*A003462(n)+1)/3 = a(n-1)+A005030(n-2) - Henry Bottomley (se16(AT)btinternet.com), May 01 2001`
	CROSSREFS	`Equals A057198 - 1.` `Adjacent sequences: A060813 A060814 A060815 this_sequence A060817 A060818 A060819` `Sequence in context: A084264 A088211 A071684 this_sequence A037552 A094618 A077833`
	KEYWORD	`easy,nonn`
	AUTHOR	`Jason Earls (jcearls(AT)cableone.net), Apr 29 2001`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.

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