id:A066691 - OEIS Search Results

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Value of tau(2n-1) when tau(2n-1)=tau(2n+1).

+0
1

2, 2, 2, 2, 2, 4, 2, 4, 2, 2, 4, 4, 4, 2, 2, 4, 2, 4, 4, 2, 4, 2, 4, 4, 2, 2, 4, 4, 4, 4, 4, 4, 2, 4, 2, 6, 4, 4, 2, 2, 4, 4, 4, 2, 4, 4, 4, 4, 4, 2, 4, 4, 4, 4, 4, 2, 6, 2, 4, 4, 2, 4, 4, 6, 4, 4, 2, 4, 4, 4, 4, 2, 4, 4, 4, 2, 6, 2, 4, 6, 2, 2, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 4, 4, 2, 2, 6, 4, 2, 4, 2 (list; graph; listen)

	OFFSET	`0,1`
	PROGRAM	`(PARI) for (n=2, 10000, if (numdiv(2n-1) == numdiv(2n+1), write1("tau=tau.txt", numdiv(2*n-1), ", ")))`
	CROSSREFS	`Sequence in context: A060594 A104361 A086876 this_sequence A064133 A105674 A130496` `Adjacent sequences: A066688 A066689 A066690 this_sequence A066692 A066693 A066694`
	KEYWORD	`nonn`
	AUTHOR	`Jon Perry (perry(AT)globalnet.co.uk), Jan 11 2002`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research