id:A104110 - OEIS Search Results

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Nonnegative numbers n such that n^2 + 42 is prime.

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1, 5, 11, 13, 17, 23, 29, 41, 47, 53, 55, 89, 95, 101, 103, 107, 109, 115, 121, 125, 131, 145, 157, 169, 179, 181, 185, 191, 197, 211, 221, 233, 239, 247, 271, 277, 289, 299, 307, 311, 313, 325, 349, 355, 359, 361, 367, 403, 421 (list; graph; listen)

	OFFSET	`1,2`
	PROGRAM	`(PARI) for(i=0, 422, if(isprime(i^2+42), print1(i ", ")))`
	CROSSREFS	`Sequence in context: A087759 A090320 A085909 this_sequence A038936 A106091 A040113` `Adjacent sequences: A104107 A104108 A104109 this_sequence A104111 A104112 A104113`
	KEYWORD	`nonn`
	AUTHOR	`Gerald McGarvey (gerald.mcgarvey(AT)comcast.net), Mar 04 2005`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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