Shown with a cast-on count of 27 stitches.  

• Rows 1, 3, 5, 7, and 9 (WS): Purl.
• Row 2: K1, yo, k1, yo, ssk, k1, yo, sl1-k2tog-psso, yo, k2, ssk, yo, sl1-k2tog-psso, yo, k2tog, k2, yo, k3tog, yo, k1, k2tog, yo, k1, yo, k1.
• Row 4: K1, yo, k3, yo, ssk, k4, ssk, yo, sl1-k2tog-psso, yo, k2tog, k4, k2tog, yo, k3, yo, k1.
• Row 6: K1, yo, k5, yo, ssk, k2, ssk, yo, sl1-k2tog-psso, yo, k2tog, k2, k2tog, yo, k5, yo, k1.
• Row 8: K1, yo, k1, yo, k1, sl1-k2tog-psso, k1, yo, k1, yo, ssk, ssk, yo, sl1-k2tog-psso, yo, k2tog, k2tog, yo, k1, yo, k1, k3tog, k1, yo, k1, yo, k1.
• Row 10: K1, yo, k3, yo, sl1-k2tog-psso, yo, k3, yo, ssk, sl1-k2tog-psso, k2tog, yo, k3, yo, k3tog, yo, k3, yo, k1.