id:A093946 - OEIS Search Results

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Primes of the form 6*10^n - 1.

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5, 59, 599, 59999, 599999, 59999999, 59999999999, 59999999999999, 59999999999999999999999, 599999999999999999999999, 59999999999999999999999999999, 59999999999999999999999999999999999 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Equivalently, primes of the form 510^n + 9R_n, where R_n is the repunit (A002275) of length n.`
	CROSSREFS	`Cf. A056716 (corresponding n).` `Sequence in context: A099151 A113055 A020468 this_sequence A001059 A120608 A143766` `Adjacent sequences: A093943 A093944 A093945 this_sequence A093947 A093948 A093949`
	KEYWORD	`nonn`
	AUTHOR	`Rick L. Shepherd (rshepherd2(AT)hotmail.com), Apr 17 2004`

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Last modified November 21 21:21 EST 2009. Contains 167310 sequences.

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