Shown with a cast-on count of 21 stitches.  

• Row 1 (RS): K2tog, k3, k2tog, k1, yo, k1, yo, k1, k2tog, k3, k2tog, k1, yo, k1, yo, k2.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: K2tog, k1, k2tog, k1, yo, k3, yo, k1, k2tog, k1, k2tog, k1, yo, k3, yo, k2.
• Row 5: Sl1-k2tog-psso, k1, yo, k5, yo, k1, sl1-k2tog-psso, k1, yo, k5, yo, k2.
• Row 7: K2, yo, k1, yo, k1, k2tog, k3, k2tog, k1, yo, k1, yo, k1, k2tog, k3, k2tog.
• Row 9: K2, yo, k3, yo, k1, k2tog, k1, k2tog, k1, yo, k3, yo, k1, k2tog, k1, k2tog.
• Row 11: K2, yo, k5, yo, k1, sl1-k2tog-psso, k1, yo, k5, yo, k1, sl1-k2tog-psso.