id:A067116 - OEIS Search Results

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Floor[ concatenation of first n natural numbers/sum of them].

+0
3

1, 4, 20, 123, 823, 5878, 44091, 342935, 2743484, 224466889, 18705574106, 1582779347450, 135666801210013, 11757789438201155, 1028806575842601095, 90777050809641273099, 8069071183079224275500, 721969526907088487807963 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`a(6) = floor[ 123456 / 21 ] = 5878.`
	CROSSREFS	`Adjacent sequences: A067113 A067114 A067115 this_sequence A067117 A067118 A067119` `Sequence in context: A020118 A009351 A121553 this_sequence A067121 A002793 A135886`
	KEYWORD	`easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jan 08 2002`
	EXTENSIONS	`More terms from several contributors.`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

AT&T Labs Research