Not a Number

Not a Number
Album:	Halo 2: Anniversary Original Soundtrack
Composer(s):	Martin O'Donnell and Michael Salvatori
Length:	01:33
Next:	Kilindini Harbour

Not a Number is the third track included in the first disc of the Halo 2: Anniversary Original Soundtrack. It is the remastered orchestral version of Remembrance from the Halo 2: Original Soundtrack, while Unsullied Memory is the remastered vocal version. It is played in the main menu of Halo: The Master Chief Collection.