Let's start with Pattern 1.
SInce the rule is to add 4, we shall add 4 on the first number that is zero.
The pattern 1 shall be:
On the other hand, for Pattern 2, the rule is to add 2. So, let's add 2 on the first number that is 0. Pattern 2 shall be:
Based on these two patterns, we can see that the terms in Pattern 1 are two times the corresponding terms in Pattern 2.