Shown with a cast-on count of 37 stitches.  

• Row 1 (RS): K4, k2tog, yo, k1, yo, ssk, k7, k2tog, yo, k1, yo, ssk, k7, k2tog, yo, k1, yo, ssk, k4.
• Row 2: K3, ssp, yo, k3, yo, p2tog, k5, ssp, yo, k3, yo, p2tog, k5, ssp, yo, k3, yo, p2tog, k3.
• Row 3: K2, k2tog, yo, k5, yo, ssk, k3, k2tog, yo, k5, yo, ssk, k3, k2tog, yo, k5, yo, ssk, k2.
• Row 4: K1, ssp, yo, k7, yo, p2tog, k1, ssp, yo, k7, yo, p2tog, k1, ssp, yo, k7, yo, p2tog, k1.
• Row 5: K2tog, yo, k9, yo, sl1-k2tog-psso, yo, k9, yo, sl1-k2tog-psso, yo, k9, yo, ssk.
• Row 6: K4, ssp, yo, k1, yo, p2tog, k7, ssp, yo, k1, yo, p2tog, k7, ssp, yo, k1, yo, p2tog, k4.
• Row 7: K1, yo, ssk, k2tog, yo, k3, yo, ssk, k2tog, yo, k1, yo, ssk, k2tog, yo, k3, yo, ssk, k2tog, yo, k1, yo, ssk, k2tog, yo, k3, yo, ssk, k2tog, yo, k1.
• Rows 8 and 18: K37.
• Row 9: K1, yo, ssk, k1, yo, ssk, k1, k2tog, yo, k1, k2tog, yo, k1, yo, ssk, k1, yo, ssk, k1, k2tog, yo, k1, k2tog, yo, k1, yo, ssk, k1, yo, ssk, k1, k2tog, yo, k1, k2tog, yo, k1.
• Row 10: K5, yo, sl1-k2tog-psso, yo, k9, yo, sl1-k2tog-psso, yo, k9, yo, sl1-k2tog-psso, yo, k5.
• Row 11: K1, yo, ssk, k7, k2tog, yo, k1, yo, ssk, k7, k2tog, yo, k1, yo, ssk, k7, k2tog, yo, k1.
• Row 12: K2, yo, p2tog, k5, ssp, yo, k3, yo, p2tog, k5, ssp, yo, k3, yo, p2tog, k5, ssp, yo, k2.
• Row 13: K3, yo, ssk, k3, k2tog, yo, k5, yo, ssk, k3, k2tog, yo, k5, yo, ssk, k3, k2tog, yo, k3.
• Row 14: K4, yo, p2tog, k1, ssp, yo, k7, yo, p2tog, k1, ssp, yo, k7, yo, p2tog, k1, ssp, yo, k4.
• Row 15: K5, yo, sl1-k2tog-psso, yo, k9, yo, sl1-k2tog-psso, yo, k9, yo, sl1-k2tog-psso, yo, k5.
• Row 16: K1, yo, p2tog, k7, ssp, yo, k1, yo, p2tog, k7, ssp, yo, k1, yo, p2tog, k7, ssp, yo, k1.
• Row 17: K2, yo, ssk, k2tog, yo, k1, yo, ssk, k2tog, yo, k3, yo, ssk, k2tog, yo, k1, yo, ssk, k2tog, yo, k3, yo, ssk, k2tog, yo, k1, yo, ssk, k2tog, yo, k2.
• Row 19: K1, k2tog, yo, k1, k2tog, yo, k1, yo, ssk, k1, yo, ssk, k1, k2tog, yo, k1, k2tog, yo, k1, yo, ssk, k1, yo, ssk, k1, k2tog, yo, k1, k2tog, yo, k1, yo, ssk, k1, yo, ssk, k1.
• Row 20: Ssp, yo, k9, yo, sl1-k2tog-psso, yo, k9, yo, sl1-k2tog-psso, yo, k9, yo, p2tog.