id:A132740 - OEIS Search Results

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Largest divisor of n coprime to 10.

+0
9

1, 1, 3, 1, 1, 3, 7, 1, 9, 1, 11, 3, 13, 7, 3, 1, 17, 9, 19, 1, 21, 11, 23, 3, 1, 13, 27, 7, 29, 3, 31, 1, 33, 17, 7, 9, 37, 19, 39, 1, 41, 21, 43, 11, 9, 23, 47, 3, 49, 1, 51, 13, 53, 27, 11, 7, 57, 29, 59, 3, 61, 31, 63, 1, 13, 33, 67, 17, 69, 7, 71, 9, 73, 37, 3, 19, 77, 39, 79, 1, 81 (list; graph; listen)

	OFFSET	`1,3`
	COMMENT	`a(n) = A000265(A132739(n)) = A132739(A000265(n));` `a(n) = n / A132741(n);` `A051626(a(n)) = A051626(n); A007732(a(n)) = A007732(n);` `a(A003592(n)) = 1.`
	LINKS	`R. Zumkeller, Table of n, a(n) for n = 1..10000`
	EXAMPLE	`a(1050) = a(23557) = 3*7 = 21.`
	CROSSREFS	`Sequence in context: A107294 A140211 A097706 this_sequence A106621 A011085 A112508` `Adjacent sequences: A132737 A132738 A132739 this_sequence A132741 A132742 A132743`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 27 2007`

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.

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