id:A092404 - OEIS Search Results

Search: id:A092404

Displaying 1-1 of 1 results found.

page 1

phi(n)+phi(n+1).

+0
1

2, 3, 4, 6, 6, 8, 10, 10, 10, 14, 14, 16, 18, 14, 16, 24, 22, 24, 26, 20, 22, 32, 30, 28, 32, 30, 30, 40, 36, 38, 46, 36, 36, 40, 36, 48, 54, 42, 40, 56, 52, 54, 62, 44, 46, 68, 62, 58, 62, 52, 56, 76, 70, 58, 64, 60, 64, 86, 74, 76 (list; graph; listen)

	OFFSET	`1,1`
	PROGRAM	`(PARI) for(i=1, 60, print1(", "eulerphi(i)+eulerphi(i+1)))`
	CROSSREFS	`Cf. A000010.` `Sequence in context: A142727 A112275 A034298 this_sequence A094871 A157450 A079667` `Adjacent sequences: A092401 A092402 A092403 this_sequence A092405 A092406 A092407`
	KEYWORD	`nonn`
	AUTHOR	`Jon Perry (perry(AT)globalnet.co.uk), Mar 22 2004`

page 1

Search completed in 0.002 seconds

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

AT&T Labs Research