1, 2, 9, 24, 120, 36,?
Choose the correct choice from the following answers: A) 4040 B) 5040 C) 3040 D) 2040 E) 556
1!=1   2!=2   3^2=9   4!=24   5!=120   6^2=36   and according to the sequence now   7!=5040   ANSWER:5040
<result>B</result>
1, 2, 9, 24, 120, 36,?