Shown with a cast-on count of 22 stitches.  

• Row 1 (RS): *Yo, k11, repeat from * (multiple of 12 sts).
• Rows 2, 4, 6, 21, and 23: Knit.
• Row 3: *Yo, k1, yo, k11, repeat from * (multiple of 14 sts).
• Row 5: *Yo, k3, yo, k4, sl1-k2tog-psso, k4, repeat from *.
• Row 7: *Yo, k1, yo, sl1-k2tog-psso, yo, k1, yo, k3, sl1-k2tog-psso, k3, repeat from *.
• Row 9: *Yo, k3, yo, k1, yo, k3, yo, k2, sl1-k2tog-psso, k2, repeat from * (multiple of 16 sts).
• Row 11: *Yo, k1, yo, sl1-k2tog-psso, yo, k3, yo, sl1-k2tog-psso, yo, k1, yo, k1, sl1-k2tog-psso, k1, repeat from *.
• Row 13: *Yo, k3, yo, k2, k2tog, k3, yo, k3, yo, sl1-k2tog-psso, repeat from * (multiple of 17 sts).
• Row 15: *Yo, k1, yo, sl1-k2tog-psso, yo, k2, k2tog, k2tog, k2, yo, sl1-k2tog-psso, yo, k1, yo, k1, repeat from *.
• Row 17: *Yo, k3, yo, k3, k2tog, k2tog, k3, yo, k3, yo, k1, repeat from * (multiple of 19 sts).
• Rows 18, 20, and 22: Knit.
• Row 19: *Yo, k1, yo, sl1-k2tog-psso, yo, k3, k2tog, k2tog, k3, yo, sl1-k2tog-psso, yo, k1, yo, k1, repeat from *.
• Row 24: *Yo, k1, yo, k1, yo, k3, k2tog, k2tog, k2tog, k2tog, k3, yo, k1, yo, k1, yo, k1, repeat from * (multiple of 21 sts).