id:A103111 - OEIS Search Results

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Smallest natural number m such that n^n^n + m is prime.

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1, 1, 16, 75, 2994, 96545 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`a(5)=2994 because 5^5^5 + 2994 is prime and 5^5^5 + k is composite for 0<k<2994.`
	CROSSREFS	`Cf. A103112, A074966, A074967.` `Sequence in context: A058333 A124894 A126403 this_sequence A118862 A118532 A007834` `Adjacent sequences: A103108 A103109 A103110 this_sequence A103112 A103113 A103114`
	KEYWORD	`hard,more,nonn`
	AUTHOR	`Farideh Firoozbakht (mymontain(AT)yahoo.com), Mar 04 2005`
	EXTENSIONS	`a(6) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Mar 06 2008`

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.