id:A115018 - OEIS Search Results

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Numbers n such that (n+1)*(n+2)^2 + 1 is prime.

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0, 1, 3, 4, 6, 11, 12, 19, 22, 24, 26, 27, 31, 32, 33, 34, 38, 41, 43, 46, 47, 48, 49, 53, 56, 74, 78, 81, 87, 88, 91, 94, 97, 98, 99, 102, 108, 109, 113, 116, 118, 119, 122, 131, 133, 136, 138, 146, 147, 159, 168, 171, 179, 188, 189, 192, 193, 199 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`If n=34 then (n+1)*(n+2)^2 + 1 = 45361 (prime).`
	MATHEMATICA	`Select[Range[0, 200], PrimeQ[(# + 1)*(# + 2)^2 + 1] &] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Mar 02 2006`
	CROSSREFS	`Sequence in context: A091424 A092839 A047413 this_sequence A057030 A001130 A069825` `Adjacent sequences: A115015 A115016 A115017 this_sequence A115019 A115020 A115021`
	KEYWORD	`nonn`
	AUTHOR	`Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Feb 23 2006`
	EXTENSIONS	`More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Mar 02 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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