id:A068177 - OEIS Search Results

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a(1) = 3; for n>1, a(n) is the smallest square > a(n-1) obtained by inserting digits into a(n-1).

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3, 36, 361, 32761, 323761, 32137561, 3211375561, 321113755561, 32111137555561, 3211111375555561, 321111113755555561, 32111111137555555561, 3211111111375555555561, 321111111113755555555561 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`a(2)=36, hence a(3) = 361 the smallest square formed from 36.`
	CROSSREFS	`Cf. A068175, A068176, A091876 gives square roots.` `Sequence in context: A092648 A026121 A055303 this_sequence A099670 A006587 A091482` `Adjacent sequences: A068174 A068175 A068176 this_sequence A068178 A068179 A068180`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 25 2002`
	EXTENSIONS	`Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 11 2003`

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Last modified July 6 17:22 EDT 2008. Contains 140988 sequences.

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