A011764 - OEIS

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A011764

3^(2^n) (or: write in base 3, read in base 9).

3, 9, 81, 6561, 43046721, 1853020188851841, 3433683820292512484657849089281, 11790184577738583171520872861412518665678211592275841109096961 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..11`
	FORMULA	`a(0)=3 and a(n+1)=a(n)^2 [From Benoit Jubin (benoit_jubin(AT)yahoo.fr), Jun 27 2009]`
	PROG	`(MAGMA)[3^(2^n): n in [0..8]]; // Vincenzo Librandi, Sep 15 2011`
	CROSSREFS	`Sequence in context: A121858 A032108 A038062 * A018624 A032078 A203559` `Adjacent sequences: A011761 A011762 A011763 * A011765 A011766 A011767`
	KEYWORD	`nonn,easy`
	AUTHOR	`Stephan Y Solomon (ilans(AT)way.com)`

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Last modified February 15 23:34 EST 2012. Contains 205860 sequences.