id:A107323 - OEIS Search Results

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If n-th prime is 6m-1, then a(n) = 6m+1. If n-th prime is 6m+1, then a(n) = 6m-1.

+0
5

7, 5, 13, 11, 19, 17, 25, 31, 29, 35, 43, 41, 49, 55, 61, 59, 65, 73, 71, 77, 85, 91, 95, 103, 101, 109, 107, 115, 125, 133, 139, 137, 151, 149, 155, 161, 169, 175, 181, 179, 193, 191, 199, 197, 209, 221, 229, 227, 235, 241, 239, 253, 259, 265, 271, 269, 275, 283 (list; graph; listen)

	OFFSET	`3,1`
	LINKS	`Leroy Quet, Home Page (listed in lieu of email address)`
	MAPLE	`a:=proc(n) if ithprime(n) mod 6 = 5 then ithprime(n)+2 elif ithprime(n) mod 6 = 1 then ithprime(n)-2 else 0 fi end: seq(a(n), n=3..68); (Deutsch)`
	CROSSREFS	`Adjacent sequences: A107320 A107321 A107322 this_sequence A107324 A107325 A107326` `Sequence in context: A067745 A070408 A107471 this_sequence A046557 A125719 A070975`
	KEYWORD	`nonn`
	AUTHOR	`Leroy Quet May 21 2005`
	EXTENSIONS	`More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Jun 19 2005`

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Last modified January 8 02:43 EST 2009. Contains 152824 sequences.

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