id:A067940 - OEIS Search Results

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Let rep(n) be the n-th repunit number, sequence gives values of n such that rep(n)==rep(7) (mod n).

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1, 2, 4, 5, 7, 8, 10, 11, 13, 16, 20, 25, 32, 37, 40, 49, 50, 55, 64, 80, 82, 91, 100, 125, 128, 133, 148, 160, 175, 200, 217, 250, 259, 275, 301, 320, 325, 370, 385, 400, 427, 469, 475, 481, 500, 511, 542, 553, 592, 625, 637, 640, 679, 715, 721, 763, 800, 889 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Cf. A002275.` `Sequence in context: A003253 A119905 A161750 this_sequence A007951 A102338 A139449` `Adjacent sequences: A067937 A067938 A067939 this_sequence A067941 A067942 A067943`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 05 2002`

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

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