What is the recurrence relation for the sequence 1, 3, 7, 15, 31, 63,�

1.	What is the recurrence relation for the sequence 1, 3, 7, 15, 31, 63,…?
A.	aₙ = 3aₙ₋₁−2aₙ₊₂
B.	aₙ = 3aₙ₋₁−2aₙ₋₂
C.	aₙ = 3aₙ₋₁−2aₙ₋₁
D.	aₙ = 3aₙ₋₁−2aₙ₋₃
Answer» C. aₙ = 3aₙ₋₁−2aₙ₋₁

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What is the recurrence relation for the sequence 1, 3, 7, 15, 31, 63,…?

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