Shown with a cast-on count of 28 stitches.  

• Round 1: *K5, k2tog, yo, k1, yo, k2tog, k4, repeat from *.
• Round 2: *K4, k2tog, yo, k3, yo, k2tog, k3, repeat from *.
• Rounds 3 and 11: *K5, yo, k2tog, k1, k2tog, yo, k4, repeat from *.
• Rounds 4 and 12: *K5, yo, k2tog, k1, yo, k2tog, yo, k4, repeat from * (multiple of 15 sts).
• Round 5: *K2, k2tog, yo, k1, yo, k2tog, k2tog, k2tog, yo, k1, yo, k2tog, k1, repeat from * (multiple of 14 sts).
• Round 6: *K1, k2tog, yo, k3, yo, sl1-k2tog-psso, yo, k3, yo, k2tog, repeat from *.
• Round 7: *K2, yo, k2tog, k1, k2tog, yo, k1, yo, k2tog, k1, k2tog, yo, k1, repeat from *.
• Round 8: *K2, yo, k2tog, k1, yo, k2tog, yo, k1, yo, k2tog, k1, yo, k2tog, yo, k1, repeat from * (multiple of 16 sts).
• Round 9: *K2, yo, k2tog, k2tog, k2tog, yo, k1, yo, k2tog, k2tog, k2tog, yo, k1, repeat from * (multiple of 14 sts).
• Round 10: *K3, yo, sl1-k2tog-psso, yo, k3, yo, sl1-k2tog-psso, yo, k2, repeat from *.
• Round 13: *K5, yo, k2tog, k2tog, k2tog, yo, k4, repeat from * (multiple of 14 sts).
• Round 14: *K6, yo, sl1-k2tog-psso, yo, k5, repeat from *.
• Rounds 15-17: Knit.