id:A098014 - OEIS Search Results

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A098013/2.

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2, 2, 2, 3, 3, 2, 2, 3, 3, 3, 2, 3, 2, 3, 2, 2, 2, 7, 2, 3, 5, 3, 3, 2, 3, 3, 5, 2, 2, 2, 3, 5, 3, 3, 3, 3, 2, 5, 7, 2, 2, 7, 3, 5, 2, 3, 3, 3, 2, 3, 2, 5, 5, 3, 2, 3, 2, 2, 2, 2, 3, 3, 5, 3, 3, 3, 5, 3, 3, 3, 3, 2, 5, 2, 3, 3, 2, 3, 5, 5, 3, 3, 2, 3, 2, 2, 7, 5, 5, 2, 5, 7, 2, 2, 7, 2, 2, 2, 5, 2, 3, 3, 7, 2, 3 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Half the difference between consecutive primes is prime.` `(1/2)(29 - 23) = 3, the 4-th entry in the table.`
	PROGRAM	`(PARI) f(n) = for(x=1, n, y=prime(x+1)-prime(x); if(isprime(y\2), print1(y\2", ")))`
	CROSSREFS	`Sequence in context: A107789 A124064 A096916 this_sequence A059957 A165924 A094528` `Adjacent sequences: A098011 A098012 A098013 this_sequence A098015 A098016 A098017`
	KEYWORD	`easy,nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Sep 09 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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