0
It was released in 1976, so I would say 1975 or 1976. Oxygene 7-13 was released in 1997, so it was probably recorded in 1996 or 1997.
13•7
(13 times 7)Any of its factors which are: 1, 7, 13 and 91Any of its factors which are: 1, 7, 13 and 91
1
7 - 6 = 1
7-8 = 1 14-1 =13 So 1 x 13 = 13 The answer is 13