Form the biconditional statement p ↔ q, where
p : A natural number n is odd.
q : Natural number n is not divisible by 2.
The biconditional statement of the given statements is "A natural number n is odd if and only if it is not divisible by 2,"
1400n is NOT divisible by which of the following, if n is a natural number:
For every natural number n, n(n2−1) is divisible by