Shown with a cast-on count of 25 stitches.  

• Rounds 1, 5, 7, 9, 11, 13, and 15: Knit.
• Round 2: K2, [yo, k2tog] twice, k1, [yo] 4 times, k1, [k2tog, yo] twice, k1, [yo, ssk] twice, k1, [yo] 4 times, k1, [ssk, yo] twice, k2 (33 sts).
• Round 3: K7, [p1, k1] twice, k11, [p1, k1] twice, k7.
• Round 4: K2, [yo, k2tog] twice, k4, k3tog, yo, k2tog, yo, k3, yo, ssk, yo, sl1-k2tog-psso, k4, [ssk, yo] twice, k2 (31 sts).
• Round 6: K2, [yo, k2tog] twice, k2, k3tog, yo, k2tog, yo, k5, yo, ssk, yo, sl1-k2tog-psso, k2, [ssk, yo] twice, k2 (29 sts).
• Round 8: K2, [yo, k2tog] twice, k3tog, yo, k2tog, yo, k3, yo, ssk, k2, yo, ssk, yo, sl1-k2tog-psso, [ssk, yo] twice, k2 (27 sts).
• Round 10: K2, yo, k2tog, k3tog, yo, k2tog, yo, k2, k2tog, yo, k1, yo, ssk, k2, yo, ssk, yo, sl1-k2tog-psso, ssk, yo, k2 (25 sts).
• Round 12: K3, [k2tog, yo] twice, k2, k2tog, yo, k3, yo, ssk, k2, [yo, ssk] twice, k3.
• Round 14: K2, [k2tog, yo] twice, k2, k2tog, yo, k1, yo, sl1-k2tog-psso, yo, k1, yo, ssk, k2, [yo, ssk] twice, k2.
• Round 16: K1, [k2tog, yo] twice, k4, yo, sl1-k2tog-psso, yo, k1, yo, k3tog, yo, k4, [yo, ssk] twice, k1.