id:A068122 - OEIS Search Results

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Smallest number whose n-th power begins with concatenation of first n numbers; n-th root of A068121.

+0
2

1, 11, 231, 1054, 262, 327531, 1989701, 43295162, 367895001, 51186035996, 1019341118828, 180978193207225, 24640811037579724, 861208311784429084, 470725434700902227811, 15603415956731968190389, 2613051323334500973960814 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`a(3) = 231 as 231^3=12326391 is the smallest cube beginning with 123.`
	CROSSREFS	`Cf. A068121.` `Sequence in context: A120850 A108518 A077736 this_sequence A015287 A045757 A144773` `Adjacent sequences: A068119 A068120 A068121 this_sequence A068123 A068124 A068125`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 21 2002`
	EXTENSIONS	`More terms from Robert Gerbicz (gerbicz(AT)freemail.hu), Sep 05 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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