A recursion formula for a sequence is tn 2tn-14, t₁ = 4. Which
of the following accurately shows the sequence of numbers?
1)4, 2, 0, -2, -4, ...
2)4, 8, 12, 16, 20, ...
3)4, 8, 16, 32, 64, ...
4)4, 4, 4, 4, 4, ...