Shown with a cast-on count of 32 stitches.  

• Row 21 (RS): K2, *[yo, ssk, k3] twice, repeat from * to last 10 sts, yo, ssk, k8.
• Rows 22 and 48: K8, purl to last 2 sts, k2.
• Row 23: K3, *[yo, ssk, k3] twice, repeat from * to last 9 sts, yo, ssk, k7.
• Rows 24 and 46: K7, purl to last 3 sts, k3.
• Row 25: K4, *[yo, ssk, k3] twice, repeat from * to last 8 sts, yo, ssk, k6.
• Rows 26 and 44: K6, purl to last 4 sts, k4.
• Row 27: K5, *yo, ssk, k5, k2tog, yo, k1, repeat from * to last 7 sts, yo, ssk, k5.
• Rows 28 and 42: K5, purl to last 5 sts, k5.
• Row 29: K6, *yo, ssk, k3, k2tog, yo, k3, repeat from * to last 6 sts, yo, ssk, k4.
• Rows 30 and 40: K4, purl to last 6 sts, k6.
• Row 31: K7, *yo, ssk, k1, k2tog, yo, k5, repeat from * to last 5 sts, yo, ssk, k3.
• Rows 32 and 38: K3, purl to last 7 sts, k7.
• Row 33: K8, *yo, k3tog, yo, k3, k2tog, yo, k2, repeat from * to last 4 sts, yo, ssk, k2.
• Rows 34 and 36: K2, purl to last 8 sts, k8.
• Row 35: K8, *[k2tog, yo, k3] twice, repeat from * to last 4 sts, k2tog, yo, k2.
• Row 37: K7, *[k2tog, yo, k3] twice, repeat from * to last 5 sts, k2tog, yo, k3.
• Row 39: K6, *[k2tog, yo, k3] twice, repeat from * to last 6 sts, k2tog, yo, k4.
• Row 41: K5, *k2tog, yo, k1, yo, ssk, k5, repeat from * to last 7 sts, k2tog, yo, k5.
• Row 43: K4, *k2tog, yo, k3, yo, ssk, k3, repeat from * to last 8 sts, k2tog, yo, k6.
• Row 45: K3, *k2tog, yo, k5, yo, ssk, k1, repeat from * to last 9 sts, k2tog, yo, k7.
• Row 47: K2, k2tog, yo, *k2, yo, ssk, k3, yo, sl1-k2tog-psso, yo, repeat from * to last 8 sts, k8.