id:A093941 - OEIS Search Results

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Primes of the form 5*10^n + 7*R_n, where R_n is the repunit (A002275) of length n.

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5, 577, 577777777, 577777777777777, 577777777777777777, 5777777777777777777, 5777777777777777777777777777777777, 577777777777777777777777777777777777 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A056715 (corresponding n).` `Sequence in context: A112900 A037063 A153404 this_sequence A072952 A013736 A060758` `Adjacent sequences: A093938 A093939 A093940 this_sequence A093942 A093943 A093944`
	KEYWORD	`nonn`
	AUTHOR	`Rick L. Shepherd (rshepherd2(AT)hotmail.com), Apr 17 2004`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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