The number '7' is the prime followed by a cube.
Is there any other number sharing the same quality? Select:  A) No  B) Yes  C) May be  D) None of above  E) Do know
A   No   7 is the only prime followed by a cube.   Assume that n3-1 is a prime for some n.   N3-1 will be equal to (n−1)(n2+n+1)   Now, n-1 divides n3-1.   If n-1&gt;1, then we will have a contradiction to n3-1 being a prime.
<result>A</result>
The number '7' is the prime followed by a cube.
Is there any other number sharing the same quality?