Multiple choice general knowledge math & puzzles 1 1 2 6 24 ?? 120 128 1008 25 Reveal answer Fill a bubble to check yourself A Correct answer Explanation This is a factorial-based sequence: 1! = 1, 2! = 2, 3! = 6, 4! = 24. The next term is 5!, which is 120. The sequence starts with an extra 1 (0! or just a starting 1). 128 and 1008 do not fit the factorial growth.