id:A069115 - OEIS Search Results

Search: id:A069115

Displaying 1-1 of 1 results found.

page 1

Square-free part of prime(n)+1 : the smallest number such that a(n)*(prime(n)+1) is a square.

+0
1

3, 1, 6, 2, 3, 14, 2, 5, 6, 30, 2, 38, 42, 11, 3, 6, 15, 62, 17, 2, 74, 5, 21, 10, 2, 102, 26, 3, 110, 114, 2, 33, 138, 35, 6, 38, 158, 41, 42, 174, 5, 182, 3, 194, 22, 2, 53, 14, 57, 230, 26, 15, 2, 7, 258, 66, 30, 17, 278, 282, 71, 6, 77, 78, 314, 318, 83, 2, 87, 14, 354, 10 (list; graph; listen)

	OFFSET	`1,1`
	PROGRAM	`(PARI) for(n=1, 100, print1(core(prime(n)+1)), ", "))`
	CROSSREFS	`Cf. A007913.` `Adjacent sequences: A069112 A069113 A069114 this_sequence A069116 A069117 A069118` `Sequence in context: A104573 A010467 A122913 this_sequence A065275 A071045 A105358`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 06 2002`

page 1

Search completed in 0.002 seconds

Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

AT&T Labs Research