id:A089771 - OEIS Search Results

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Largest n-digit prime containing no prime substrings, or 0 if no such prime exists.

+0
2

7, 89, 991, 9949, 99469, 996649, 9999481, 99990091, 999996901, 9999988049, 99999981469, 999999946849, 9999999946009, 99999999904081, 999999999946069, 9999999999944869, 99999999999884081, 999999999999984469 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Conjecture: No term is zero.`
	CROSSREFS	`Cf. A089768, A033274, A089770.` `Sequence in context: A068877 A121044 A107109 this_sequence A069661 A069662 A062747` `Adjacent sequences: A089768 A089769 A089770 this_sequence A089772 A089773 A089774`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 23 2003`
	EXTENSIONS	`More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Oct 12 2005`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research