Shown with a cast-on count of 13 stitches.  

• Rounds 1-4: K13.
• Round 5: K1, k2tog, k1, yo, k5, yo, k1, ssk, k1.
• Round 6: K1, yo, k1, k2tog, yo, k5, yo, ssk, k1, yo, k1 (15 sts).
• Round 7: K1, drop st, [yo] twice, k2tog, yo, k2tog, k3, ssk, yo, ssk, [yo] twice, drop st, k1.
• Rounds 8-9, 11, and 13: K15.
• Rounds 10 and 12: P15.
• Rows 14, 16, 18, 20, 22, 24, and 26 (WS): P15.
• Rows 15, 17, 19, 21, 23, and 25: K15.