$$b_{k} = b_{k - 1}/2 +b_{k-1} $$
$$b_{0} = 1 $$
What would be the sequence for this expression, I calculated it to be 1, 2/3, 2/5, 2/7 ...
Is it right?
My explicit formula is $$b_{n} = 2/n+2 $$
What would be the explicit formula in your view and how can that formula be proved by...