Shown with a cast-on count of 33 stitches.  

• Row 1 (RS): K1, *ssk, yo, k3, ssk, yo, k1, yo, k2tog, k3, yo, k2tog, repeat from * to last 2 sts, k2.
• Rows 2, 4, 6, and 8: Purl.
• Row 3: K2, *ssk, yo, k3, ssk, yo, k1, yo, k2tog, k3, yo, k2tog, repeat from * to last st, k1.
• Row 5: K1, *ssk, yo, k2, yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, k2, yo, k2tog, repeat from * to last 2 sts, k2.
• Row 7: K2, *ssk, yo, k2, yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, k2, yo, k2tog, repeat from * to last st, k1.