id:A133383 - OEIS Search Results

Search: id:A133383

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10 followed by 2n 9's.

+0
1

10, 1099, 109999, 10999999, 1099999999, 109999999999, 10999999999999, 1099999999999999, 109999999999999999, 10999999999999999999, 1099999999999999999999, 109999999999999999999999 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`a(n)=1110^(2n)-1, with n>=0 - Paolo P. Lava (ppl(AT)spl.at), Dec 19 2007`
	CROSSREFS	`Sequence in context: A054609 A119045 A069886 this_sequence A071672 A122230 A138147` `Adjacent sequences: A133380 A133381 A133382 this_sequence A133384 A133385 A133386`
	KEYWORD	`nonn,base`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Oct 29 2007`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.

AT&T Labs Research