id:A069062 - OEIS Search Results

Search: id:A069062

Displaying 1-1 of 1 results found.

page 1

Numbers n such that n^2-1 and n^2+1 have the same number of positive divisors.

+0
2

2, 3, 12, 30, 42, 60, 68, 102, 108, 112, 123, 128, 162, 168, 198, 200, 212, 213, 252, 294, 302, 312, 318, 333, 336, 338, 372, 387, 447, 448, 450, 462, 498, 502, 522, 542, 578, 592, 598, 600, 606, 612, 648, 672, 678, 708, 717, 752, 762, 795, 808, 810, 812 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A075269 A089414 A048085 this_sequence A073618 A025560 A109489` `Adjacent sequences: A069059 A069060 A069061 this_sequence A069063 A069064 A069065`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 04 2002`

page 1

Search completed in 0.002 seconds

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research