Shown with a cast-on count of 34 stitches.  

• Row 1 (RS): K10, *sl2 wyib, k8, repeat from * to last 4 sts, sl2 wyib, k2.
• Row 2: K2, *sl2 wyif, k8, repeat from * to last 12 sts, sl2 wyif, k10.
• Row 3: K2, *sl2 wyib, k4, sl2 wyib, k2, repeat from * to last 12 sts, [sl2 wyib, k4] twice.
• Row 4: K4, *sl2 wyif, k4, sl2 wyif, k2, repeat from * to last 10 sts, sl2 wyif, k4, sl2 wyif, k2.
• Row 5: K4, *sl2 wyib, k4, sl2 wyib, k2, repeat from * to last 10 sts, sl2 wyib, k4, sl2 wyib, k2.
• Row 6: K2, *sl2 wyif, k4, sl2 wyif, k2, repeat from * to last 12 sts, [sl2 wyif, k4] twice.
• Row 7: K2, *sl2 wyib, k8, repeat from * to last 12 sts, sl2 wyib, k10.
• Row 8: K10, *sl2 wyif, k8, repeat from * to last 4 sts, sl2 wyif, k2.
• Rows 9 and 19: Knit.
• Rows 10 and 20: Knit.
• Row 11: K5, *sl2 wyib, k8, repeat from * to last 9 sts, sl2 wyib, k7.
• Row 12: K7, *sl2 wyif, k8, repeat from * to last 7 sts, sl2 wyif, k5.
• Row 13: K3, *sl2 wyib, k2, sl2 wyib, k4, repeat from * to last 11 sts, sl2 wyib, k2, sl2 wyib, k5.
• Row 14: K5, *sl2 wyif, k2, sl2 wyif, k4, repeat from * to last 9 sts, sl2 wyif, k2, sl2 wyif, k3.
• Row 15: K5, *sl2 wyib, k2, sl2 wyib, k4, repeat from * to last 9 sts, sl2 wyib, k2, sl2 wyib, k3.
• Row 16: K3, *sl2 wyif, k2, sl2 wyif, k4, repeat from * to last 11 sts, sl2 wyif, k2, sl2 wyif, k5.
• Row 17: K7, *sl2 wyib, k8, repeat from * to last 7 sts, sl2 wyib, k5.
• Row 18: K5, *sl2 wyif, k8, repeat from * to last 9 sts, sl2 wyif, k7.