Shown with a cast-on count of 32 stitches.  

• Row 1 (RS): K2, k2tog, yo, *k2tog, yo, k1, yo, k2, ssk, k1, k2tog, k2, yo, repeat from * to last 4 sts, k2tog, yo, k2.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: K1, k2tog, yo, *k2tog, yo, k3, yo, k2, sl1-k2tog-psso, k2, yo, repeat from * to last 5 sts, k2tog, yo, k3.
• Row 5: K2tog, yo, *k2tog, yo, k2, ssk, k1, yo, k1, k2tog, k2, yo, repeat from * to last 6 sts, k2tog, yo, k4.
• Row 7: K2, yo, ssk, *yo, k2, ssk, k1, k2tog, k2, yo, k1, yo, ssk, repeat from * to last 4 sts, yo, ssk, k2.
• Row 9: K3, yo, ssk, *yo, k2, sl1-k2tog-psso, k2, yo, k3, yo, ssk, repeat from * to last 3 sts, yo, ssk, k1.
• Row 11: K4, yo, ssk, *yo, k2, ssk, k1, yo, k1, k2tog, k2, yo, ssk, repeat from * to last 2 sts, yo, ssk.