id:A047975 - OEIS Search Results

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Let (p1,p2), (p3,p4) be two pairs of successive primes such that p1*p2=p3+p4-1, |p2-p1|=|p4-p3|; sequence gives |p2-p1|=|p4-p3|.

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2, 4, 2, 4, 6, 6, 4, 2, 4, 4, 2, 6, 4, 6, 4, 4, 6, 4, 2, 2, 4, 2, 4, 6, 6, 10, 8, 4, 4, 4, 2, 4, 4, 2, 6, 6, 4, 2, 8, 6, 12, 2, 2, 8, 10, 2, 12, 6, 4, 4, 14, 2, 18, 16, 6, 10, 4, 8, 4, 2, 8, 12, 2, 8, 12, 10, 6, 2, 6 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`E.g 57=17+19-1,(7-5=19-17=2); 711=37+41-1,(11-7=41-37=4); 1113=71+73-1,(13-11=73-71=2); 1317=109+113-1,(17-13=113-109=4);...`
	CROSSREFS	`Sequence in context: A116982 A143271 A128859 this_sequence A112791 A143107 A166242` `Adjacent sequences: A047972 A047973 A047974 this_sequence A047976 A047977 A047978`
	KEYWORD	`nonn`
	AUTHOR	`Naohiro Nomoto (6284968128(AT)geocities.co.jp)`

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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