Shown with a cast-on count of 76 stitches.  

• Row 1 (RS): K3, *k5, k2tog, k2, [yo, k2tog] twice, yo, k1, yo, k2, k2tog, k4, k2tog, k2, [yo, k2tog] twice, yo, k1, yo, k2, k2tog, repeat from * to last 3 sts, k3.
• Rows 2, 4, 6, 8, 10, and 12: K3, purl to last 3 sts, k3.
• Row 3: K3, *[k2tog, k2] twice, [yo, k2tog] twice, yo, k3, yo, [k2, k2tog] twice, k2, [yo, k2tog] twice, [yo, k3] twice, repeat from * to last 3 sts, k3.
• Row 5: K3, *[k2tog] twice, k2, [yo, k2tog] twice, yo, k5, yo, k2, [k2tog] twice, k2, [yo, k2tog] twice, yo, k5, yo, k3, repeat from * to last 3 sts, k3.
• Row 7: K3, *k2tog, k2, yo, k1, [yo, k2tog] twice, yo, k2, k2tog, k4, k2tog, k2, yo, k1, [yo, k2tog] twice, yo, k2, k2tog, k5, repeat from * to last 3 sts, k3.
• Row 9: K3, *k3, yo, k3, [yo, k2tog] twice, yo, [k2, k2tog] twice, k2, yo, k3, [yo, k2tog] twice, yo, [k2, k2tog] twice, repeat from * to last 3 sts, k3.
• Row 11: K3, *k3, yo, k5, [yo, k2tog] twice, yo, k2, [k2tog] twice, k2, yo, k5, [yo, k2tog] twice, yo, k2, [k2tog] twice, repeat from * to last 3 sts, k3.