A109643 - OEIS

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A109643

a(1) = 1, a(n) = square of the concatenation of all previous terms.

1, 1, 121, 123676641, 123679391831145033529042881, 123679391831147784436668492828330058796889905783980717429924756854206515936780161 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,3`
	EXAMPLE	`a(3) = 11^2 = 121.`
	CROSSREFS	`Sequence in context: A068121 A013859 A060032 * A080826 A043646 A077376` `Adjacent sequences: A109640 A109641 A109642 * A109644 A109645 A109646`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 02 2005`
	EXTENSIONS	`More terms from Atilla Bora (borabanana(AT)gmail.com), Apr 23 2006`

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Last modified February 14 17:04 EST 2012. Contains 205641 sequences.