id:A069082 - OEIS Search Results

Search: id:A069082

Displaying 1-1 of 1 results found.

page 1

Numbers n such that sigma(n)/tau(n) has denominator 3.

+0
1

4, 9, 12, 25, 28, 52, 63, 75, 76, 84, 108, 117, 121, 124, 148, 156, 171, 172, 175, 180, 196, 228, 243, 244, 268, 279, 289, 292, 316, 325, 333, 363, 364, 372, 387, 388, 396, 412, 436, 441, 444, 475, 508, 516, 525, 529, 532, 549, 556, 588, 603, 604, 628, 652 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`n such that A057021(n)=3`
	CROSSREFS	`Sequence in context: A119640 A051233 A124623 this_sequence A083351 A055381 A032820` `Adjacent sequences: A069079 A069080 A069081 this_sequence A069083 A069084 A069085`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 05 2002`

page 1

Search completed in 0.002 seconds

Last modified December 2 15:58 EST 2008. Contains 150992 sequences.

AT&T Labs Research