Shown with a cast-on count of 40 stitches.  

• Rounds 1-2 and 23-24: Knit.
• Rounds 3-4: *Sl1 wyib, k19, repeat from *.
• Rounds 5-6: *K1, sl1 wyib, k17, sl1 wyib, repeat from *.
• Rounds 7-8: *Sl1 wyib, k1, sl1 wyib, k15, sl1 wyib, k1, repeat from *.
• Rounds 9-10: *[K1, sl1 wyib] twice, k13, sl1 wyib, k1, sl1 wyib, repeat from *.
• Rounds 11-12: *[Sl1 wyib, k1] twice, sl1 wyib, k11, [sl1 wyib, k1] twice, repeat from *.
• Rounds 13-14: *[K1, sl1 wyib] 3 times, k9, [sl1 wyib, k1] twice, sl1 wyib, repeat from *.
• Rounds 15-16: *[Sl1 wyib, k1] 3 times, sl1 wyib, k7, [sl1 wyib, k1] 3 times, repeat from *.
• Rounds 17-18: *[K1, sl1 wyib] 4 times, k5, [sl1 wyib, k1] 3 times, sl1 wyib, repeat from *.
• Rounds 19-20: *[Sl1 wyib, k1] 4 times, sl1 wyib, k3, [sl1 wyib, k1] 4 times, repeat from *.
• Rounds 21-22 and 43-44: *[K1, sl1 wyib] 10 times, repeat from *.
• Rounds 25-26: *K10, sl1 wyib, k9, repeat from *.
• Rounds 27-28: *K9, sl1 wyib, k1, sl1 wyib, k8, repeat from *.
• Rounds 29-30: *K8, [sl1 wyib, k1] twice, sl1 wyib, k7, repeat from *.
• Rounds 31-32: *K7, [sl1 wyib, k1] 3 times, sl1 wyib, k6, repeat from *.
• Rounds 33-34: *K6, [sl1 wyib, k1] 4 times, sl1 wyib, k5, repeat from *.
• Rounds 35-36: *K5, [sl1 wyib, k1] 5 times, sl1 wyib, k4, repeat from *.
• Rounds 37-38: *K4, [sl1 wyib, k1] 6 times, sl1 wyib, k3, repeat from *.
• Rounds 39-40: *K3, [sl1 wyib, k1] 7 times, sl1 wyib, k2, repeat from *.
• Rounds 41-42: *K2, [sl1 wyib, k1] 9 times, repeat from *.