Shown with a cast-on count of 15 stitches.  

• Row 1 (RS): K4, k2tog, yo, k3, yo, ssk, k4.
• Rows 2, 4, 6, 8, 10, 12, 14, and 16: Purl.
• Row 3: K3, yo, k1, ssk, yo, sl2-k1-p2sso, yo, k2tog, k1, yo, k3.
• Rows 5 and 11: K4, yo, k1, ssk, k1, k2tog, k1, yo, k4.
• Rows 7 and 13: K2, yo, k1, ssk, yo, k1, sl2-k1-p2sso, k1, yo, k2tog, k1, yo, k2.
• Rows 9 and 15: K3, yo, k1, ssk, k3, k2tog, k1, yo, k3.