id:A100820 - OEIS Search Results

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Number of odd numbers between prime(n) and prime(n+1).

+0
1

0, 0, 0, 1, 0, 1, 0, 1, 2, 0, 2, 1, 0, 1, 2, 2, 0, 2, 1, 0, 2, 1, 2, 3, 1, 0, 1, 0, 1, 6, 1, 2, 0, 4, 0, 2, 2, 1, 2, 2, 0, 4, 0, 1, 0, 5, 5, 1, 0, 1, 2, 0, 4, 2, 2, 2, 0, 2, 1, 0, 4, 6, 1, 0, 1, 6, 2, 4, 0, 1, 2, 3, 2, 2, 1, 2, 3, 1, 3, 4, 0, 4, 0, 2, 1, 2, 3, 1, 0, 1, 5, 3, 1, 3, 1, 2, 5, 0, 8, 2, 4, 2, 2, 0, 2 (list; graph; listen)

	OFFSET	`1,9`
	EXAMPLE	`a(2)=0 because between 3 and 5 there are no odd numbers.` `a(3)=0 because between 5 and 7 there are no odd numbers.`
	MATHEMATICA	`Table[Floor[Max[(Prime[n + 1] - Prime[n])/2 - 1, 0] ], {n, 120}] (Ray Chandler)`
	CROSSREFS	`Sequence in context: A049239 A036580 A101674 this_sequence A038760 A143946 A035394` `Adjacent sequences: A100817 A100818 A100819 this_sequence A100821 A100822 A100823`
	KEYWORD	`easy,nonn`
	AUTHOR	`Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Jan 06 2005`
	EXTENSIONS	`Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Jan 09 2005`

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

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