id:A137461 - OEIS Search Results

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Positive numbers n such that n^3 +- (n-1) are primes.

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4, 7, 10, 15, 21, 25, 39, 52, 87, 120, 129, 139 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`7^3 +- 6 -> (337,349) Primes,` `139^3 +- 138 -> (2685481,2685757) Primes`
	MATHEMATICA	`Select[Range[999], PrimeQ[ #^3-(#-1)]&&PrimeQ[ #^3+(#-1)]&]`
	CROSSREFS	`Sequence in context: A126891 A095875 A071408 this_sequence A137379 A096676 A092863` `Adjacent sequences: A137458 A137459 A137460 this_sequence A137462 A137463 A137464`
	KEYWORD	`nonn`
	AUTHOR	`Vladimir Orlovsky (4vladimir(AT)gmail.com), Apr 21 2008`

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Last modified March 19 01:26 EDT 2010. Contains 173632 sequences.