id:A032607 - OEIS Search Results

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Concatenation of n and n + 2 or {n,n+2}.

+0
3

13, 24, 35, 46, 57, 68, 79, 810, 911, 1012, 1113, 1214, 1315, 1416, 1517, 1618, 1719, 1820, 1921, 2022, 2123, 2224, 2325, 2426, 2527, 2628, 2729, 2830, 2931, 3032, 3133, 3234, 3335, 3436, 3537, 3638, 3739, 3840, 3941, 4042, 4143, 4244 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n)=n*floor(log10(n+2)+1)+n+2, with n>=1 [From Paolo P. Lava (ppl(AT)spl.at), Oct 09 2008]`
	CROSSREFS	`Cf. A001704, A020338.` `Sequence in context: A063315 A104342 A119590 this_sequence A081723 A053080 A014357` `Adjacent sequences: A032604 A032605 A032606 this_sequence A032608 A032609 A032610`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), May 15, 1998.`

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

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