Answer:
Step-by-step explanation:
4 6 10 18 34 66 130 n^2+2
1 4 9 16 25 36 49 n^2
2 4 8 16 32 64 128 2^n
2 6 12 20 30 42 56 n^2+n
this is Fibonacci, 1 1 2 3 5 8 13 21, and its hard to come up with a rule because you need to know the number one before and two before and add them together.
