RND 2-3: (2 hdc next st, hdc next st) around, sl st top beg hdc, ch-1, turn. (18 sts)(27 sts)
RND 4: (2 hdc next st, hdc next 2 sts) around, sl st top beg hdc, ch-1, turn. (36 sts)
RND 5: (2 hdc next st, hdc next 2 sts) around, sl st top beg hdc, ch-1, turn. (48 sts)
RND 6-10: Hdc ea st around, sl st top beg hdc, ch-1, turn.
You will be working the dropped yarn behind sts.
RND 11: Hdc next 4 sts, join Mint, drop Turquoise, hdc next 4, (drop Mint, pick up Turquoise, hdc next 4, drop Turquoise, pick up Mint, hdc next 4) around, sl st top beg hdc, ch-1, turn.
RND 12-13: Rep color sequence at established, sl st top beg hdc, ch-1, turn. End rnd 13 sl st in Turquoise.
RND 14: Hdc next 4 sts, (pick up Mint, drop Turquoise, hdc next 4, drop Mint, pick up Turquoise, hdc next 4) around ending with hdc 4 Mint, sl st top beg hdc, ch-1, turn. (color sequence is now reversed)
RND 15-16: Rep color sequence as established, sl st top beg hdc, ch-1, turn. End rnd 16 fasten off Mint.