Which of the numbers below is the odd one out
1,3,7,13,24,21,31.	Choose one.
A) 3
B) 7
C) 21
D) 24
E) 31
24 is the odd man.. diff between sucessive no.s are multiples of 2   ANSWER:24
<result>D</result>
Which of the numbers below is the odd one out
1,3,7,13,24,21,31.