id:A039818 - OEIS Search Results

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Isolated primes: primes that become composite if any digit is changed (to another nonzero digit).

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4409, 67307, 86573, 111857, 198349, 259507 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`There's no prime at Hamming distance 1.`
	LINKS	`C. Rivera, Weakly Primes`
	CROSSREFS	`Sequence in context: A027506 A045013 A050664 this_sequence A116342 A035784 A108008` `Adjacent sequences: A039815 A039816 A039817 this_sequence A039819 A039820 A039821`
	KEYWORD	`nonn,base,nice`
	AUTHOR	`Erich Friedman (erich.friedman(AT)stetson.edu)`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.