id:A109348 - OEIS Search Results

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Zsigmondy numbers for a = 7, b = 3: Zs(n, 7, 3) is the greatest divisor of 7^n - 3^n that is relatively prime to 7^m - 3^m for all positive integers m < n.

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4, 5, 79, 29, 4141, 37, 205339, 1241, 127639, 341, 494287399, 2041, 24221854021, 82573, 3628081, 2885681, 58157596211761, 109117, 2849723505777919, 4871281, 8607961321, 197750389, 6842186811484434379, 5576881, 80962848274370701 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Eric Weisstein's World of Mathematics, Zsigmondy's Theorem`
	CROSSREFS	`Cf. A064078-A064083, A109325, A109347, A109349.` `Sequence in context: A013331 A042425 A105288 this_sequence A078985 A041173 A005512` `Adjacent sequences: A109345 A109346 A109347 this_sequence A109349 A109350 A109351`
	KEYWORD	`nonn`
	AUTHOR	`Jonathan Vos Post (jvospost3(AT)gmail.com), Aug 21 2005`
	EXTENSIONS	`Edited, corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Aug 26 2005` `Definition corrected by Jerry Metzger, Nov 04 2009`

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

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