2,24,?,320,750,? Compare to the sequence of cubes 1³, 2³, 3³, 4³, 5³, 6³ 1, 8, 27, 64, 125, 216 2 = 1*2 24 = 8*3 ? = 27*? 320 = 64*5 750 = 125*6 ? = 216*? I'll bet you can get it now, right? Edwin