A092066 - OEIS

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A092066

Prime numbers in A092065.

2, 3, 5, 7, 43, 131, 229, 257 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	PROG	`(PARI) f(n)= s=0; for(i=1, n, s=s+1/(prime(i)-i)); return(s); for (i=1, 500, if(isprime(i) && isprime(numerator(f(i))), print1(i, ", ")));`
	CROSSREFS	`Sequence in context: A090716 A083820 A052088 * A028981 A052016 A120804` `Adjacent sequences: A092063 A092064 A092065 * A092067 A092068 A092069`
	KEYWORD	`hard,nonn`
	AUTHOR	`Mohammed Bouayoun (mohammed.bouayoun(AT)sanef.com), Feb 20 2004`

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Last modified February 14 06:37 EST 2012. Contains 205571 sequences.