id:A032609 - OEIS Search Results

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Concatenation of n and n + 4 or {n,n+4}.

+0
3

15, 26, 37, 48, 59, 610, 711, 812, 913, 1014, 1115, 1216, 1317, 1418, 1519, 1620, 1721, 1822, 1923, 2024, 2125, 2226, 2327, 2428, 2529, 2630, 2731, 2832, 2933, 3034, 3135, 3236, 3337, 3438, 3539, 3640, 3741, 3842, 3943, 4044, 4145, 4246 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n)=n*10^floor(log10(n+4)+1)+n+4, with n>=1 [From Paolo P. Lava (ppl(AT)spl.at), Oct 09 2008]`
	CROSSREFS	`Cf. A001704, A020338.` `Sequence in context: A062238 A146249 A074974 this_sequence A050699 A097393 A050700` `Adjacent sequences: A032606 A032607 A032608 this_sequence A032610 A032611 A032612`
	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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