Shown with a cast-on count of 40 stitches.  

• Row 1 (RS): K3, k2tog, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k2tog, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k3.
• Rows 2 and 4: Purl.
• Row 3: K3, k3tog, k28, sl1-k2tog-psso, k3 (36 sts).
• Row 6: Purl.