Shown with a cast-on count of 41 stitches.  

• Row 1 (RS): Sl1 wyif, k3, *p1, yo, k3, yo, sl1-k2tog-psso, yo, k2tog, yo, k2, sl1-k2tog-psso, k2, yo, repeat from * to last 5 sts, p1, k4.
• Rows 2, 4, 6, 8, 10, and 12: Sl1 wyif, k3, p1, *p16, repeat from * to last 4 sts, k4.
• Row 3: Sl1 wyif, k3, *p1, yo, k5, yo, sl1-k2tog-psso, yo, k2, sl1-k2tog-psso, k2, yo, repeat from * to last 5 sts, p1, k4.
• Row 5: Sl1 wyif, k3, *p1, yo, k2, sl1-k2tog-psso, k2, yo, ssk, yo, k1, sl1-k2tog-psso, k1, yo, k1, yo, repeat from * to last 5 sts, p1, k4.
• Row 7: Sl1 wyif, k3, *p1, yo, k2, sl1-k2tog-psso, k2, yo, ssk, yo, sl1-k2tog-psso, yo, k3, yo, repeat from * to last 5 sts, p1, k4.
• Row 9: Sl1 wyif, k3, *p1, yo, k2, sl1-k2tog-psso, k2, yo, sl1-k2tog-psso, yo, k5, yo, repeat from * to last 5 sts, p1, k4.
• Row 11: Sl1 wyif, k3, *p1, yo, k1, yo, k1, sl1-k2tog-psso, k1, yo, k2tog, yo, k2, sl1-k2tog-psso, k2, yo, repeat from * to last 5 sts, p1, k4.