Shown with a cast-on count of 33 stitches.  

• Row 1 (RS): K1, k2tog, k3, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 6 sts, yo, k3, ssk, k1.
• Rows 2, 4, 6, 8, 10, 12, 14, and 16: Purl.
• Row 3: K1, k2tog, k2, yo, k3, *yo, k2, sl1-k2tog-psso, k2, yo, k3, repeat from * to last 5 sts, yo, k2, ssk, k1.
• Row 5: K1, k2tog, k1, yo, k5, *yo, k1, sl1-k2tog-psso, k1, yo, k5, repeat from * to last 4 sts, yo, k1, ssk, k1.
• Row 7: K1, k2tog, yo, k7, *yo, sl1-k2tog-psso, yo, k7, repeat from * to last 3 sts, yo, ssk, k1.
• Row 9: K2, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 11 sts, yo, k3, sl1-k2tog-psso, k3, yo, k2.
• Row 11: K3, *yo, k2, sl1-k2tog-psso, k2, yo, k3, repeat from * to last 10 sts, yo, k2, sl1-k2tog-psso, k2, yo, k3.
• Row 13: K4, *yo, k1, sl1-k2tog-psso, k1, yo, k5, repeat from * to last 9 sts, yo, k1, sl1-k2tog-psso, k1, yo, k4.
• Row 15: K5, *yo, sl1-k2tog-psso, yo, k7, repeat from * to last 8 sts, yo, sl1-k2tog-psso, yo, k5.
• Repeat rows 1-16.