$$\frac{1}{2}, \frac{8}{5}, \frac{27}{10}, \frac{64}{17}, \frac{125}{26}, \frac{216}{37}$$, __________

A

$$\frac{343}{48}$$

B

$$\frac{343}{50}$$

C

$$\frac{343}{42}$$

D

$$\frac{343}{45}$$