Shown with a cast-on count of 57 stitches.  

• Row 1 (RS): Sl1 wyib, k3, k2tog, yo, k12, *[k2tog, yo] twice, k12, repeat from * to last 7 sts, k2tog, yo, k5.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, and 32: Sl1 wyif, k3, purl to last 4 sts, k4.
• Row 3: Sl1 wyib, k5, yo, ssk, k9, *[k2tog, yo] twice, k1, yo, ssk, k9, repeat from * to last 8 sts, k2tog, yo, k6.
• Row 5: Sl1 wyib, k4, *[yo, ssk] twice, k7, [k2tog, yo] twice, k1, repeat from * to last 4 sts, k4.
• Row 7: Sl1 wyib, k5, [yo, ssk] twice, k5, [k2tog, yo] twice, *k3, [yo, ssk] twice, k5, [k2tog, yo] twice, repeat from * to last 6 sts, k6.
• Row 9: Sl1 wyib, k6, [yo, ssk] twice, k3, [k2tog, yo] twice, *k5, [yo, ssk] twice, k3, [k2tog, yo] twice, repeat from * to last 7 sts, k7.
• Row 11: Sl1 wyib, k7, [yo, ssk] twice, k1, [k2tog, yo] twice, *k7, [yo, ssk] twice, k1, [k2tog, yo] twice, repeat from * to last 8 sts, k8.
• Row 13: Sl1 wyib, k8, yo, ssk, yo, k3tog, yo, k2tog, yo, *k9, yo, ssk, yo, k3tog, yo, k2tog, yo, repeat from * to last 9 sts, k9.
• Row 15: Sl1 wyib, k9, yo, k3tog, yo, k2tog, yo, *k11, yo, k3tog, yo, k2tog, yo, repeat from * to last 10 sts, k10.
• Row 17: Sl1 wyib, k9, [k2tog, yo] twice, *k12, [k2tog, yo] twice, repeat from * to last 11 sts, k11.
• Row 19: Sl1 wyib, k8, [k2tog, yo] twice, k1, yo, ssk, *k9, [k2tog, yo] twice, k1, yo, ssk, repeat from * to last 9 sts, k9.
• Row 21: Sl1 wyib, k7, [k2tog, yo] twice, k1, [yo, ssk] twice, *k7, [k2tog, yo] twice, k1, [yo, ssk] twice, repeat from * to last 8 sts, k8.
• Row 23: Sl1 wyib, k6, [k2tog, yo] twice, k3, [yo, ssk] twice, *k5, [k2tog, yo] twice, k3, [yo, ssk] twice, repeat from * to last 7 sts, k7.
• Row 25: Sl1 wyib, k5, [k2tog, yo] twice, k5, [yo, ssk] twice, *k3, [k2tog, yo] twice, k5, [yo, ssk] twice, repeat from * to last 6 sts, k6.
• Row 27: Sl1 wyib, k3, *k1, [k2tog, yo] twice, k7, [yo, ssk] twice, repeat from * to last 5 sts, k5.
• Row 29: Sl1 wyib, k3, [k2tog, yo] twice, k9, *yo, ssk, yo, k3tog, yo, k2tog, yo, k9, repeat from * to last 8 sts, [yo, ssk] twice, k4.
• Row 31: Sl1 wyib, k4, k2tog, yo, k11, *yo, k3tog, yo, k2tog, yo, k11, repeat from * to last 7 sts, yo, k2tog, k5.