Shown with a cast-on count of 50 stitches.  

• Row 1 (RS): K2, k2tog, [yo, k2tog] 3 times, *yo, k1, yo, k2, ssk, k4, ssk, k2, [yo, k2tog] 3 times, repeat from * to last 2 sts, yo, k2.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: K1, k2tog, [yo, k2tog] 3 times, yo, *k3, yo, k2, ssk, k2, ssk, k2, [yo, k2tog] 3 times, yo, repeat from * to last 3 sts, k3.
• Row 5: K2tog, [yo, k2tog] 3 times, yo, k1, *k4, yo, k2, ssk, ssk, k2, [yo, k2tog] 3 times, yo, k1, repeat from * to last 3 sts, k3.
• Row 7: K2, [yo, k2tog] 3 times, yo, *k2, ssk, k4, ssk, k2, yo, k1, [yo, k2tog] 3 times, yo, repeat from * to last 4 sts, k2tog, k2.
• Row 9: K3, [yo, k2tog] 3 times, *yo, k2, ssk, k2, ssk, k2, yo, k3, [yo, k2tog] 3 times, repeat from * to last 3 sts, yo, k2tog, k1.
• Row 11: K4, [yo, k2tog] twice, yo, *k2tog, yo, k2, ssk, ssk, k2, yo, k5, [yo, k2tog] twice, yo, repeat from * to last 4 sts, k2tog, yo, k2tog.