Shown with a cast-on count of 55 stitches.  

• Round 1: *K4, ssk, yo, ssk, yo, k3, yo, k2tog, yo, k2tog, k3, repeat from * to last st, k1.
• Round 2: *K3, ssk, yo, k9, yo, k2tog, k2, repeat from * to last st, k1.
• Round 3: *K2, ssk, yo, k1, ssk, yo, k5, yo, k2tog, k1, yo, k2tog, k1, repeat from * to last st, k1.
• Round 4: *K1, ssk, yo, k13, yo, k2tog, repeat from * to last st, k1.
• Round 5: Ssk, *yo, k2, ssk, yo, k7, yo, k2tog, k2, yo, sl1-k2tog-psso, repeat from * to last 17 sts, yo, k2, ssk, yo, k7, yo, k2tog, k2, yo, k2tog.
• Rounds 6 and 12: Knit.
• Round 7: K2, yo, k2tog, yo, *k2tog, k7, ssk, yo, ssk, yo, k3, yo, k2tog, yo, repeat from * to last 15 sts, k2tog, k7, ssk, yo, ssk, yo, k2.
• Round 8: K5, yo, *k2tog, k5, ssk, yo, k9, yo, repeat from * to last 14 sts, k2tog, k5, ssk, yo, k5.
• Round 9: K3, yo, k2tog, k1, yo, *k2tog, k3, ssk, yo, k1, ssk, yo, k5, yo, k2tog, k1, yo, repeat from * to last 13 sts, k2tog, k3, ssk, yo, k1, ssk, yo, k3.
• Round 10: K7, yo, *k2tog, k1, ssk, yo, k13, yo, repeat from * to last 12 sts, k2tog, k1, ssk, yo, k7.
• Round 11: K4, yo, k2tog, k2, yo, *sl1-k2tog-psso, yo, k2, ssk, yo, k7, yo, k2tog, k2, yo, repeat from * to last 11 sts, sl1-k2tog-psso, yo, k2, ssk, yo, k4.