Shown with a cast-on count of 18 stitches.  

• Rounds 1 and 9: Knit.
• Rounds 2, 4, 6, 8, 10, 12, 14, and 16: *P2, k7, repeat from *.
• Round 3: *K3, yo, k2, ssk, k2, repeat from *.
• Round 5: *K4, yo, k2, ssk, k1, repeat from *.
• Round 7: *K5, yo, k2, ssk, repeat from *.
• Round 11: *K4, k2tog, k2, yo, k1, repeat from *.
• Round 13: *K3, k2tog, k2, yo, k2, repeat from *.
• Round 15: *K2, k2tog, k2, yo, k3, repeat from *.
• Repeat rounds 3-16.