Shown with a cast-on count of 13 stitches.  

• Row 1 (RS): K1, yo, k2tog, k7, ssk, yo, k1.
• Rows 2, 4, 6, 8, 10, 12, 14, and 16: Purl.
• Row 3: K2, yo, k2tog, k5, ssk, yo, k2.
• Row 5: K3, yo, k2tog, k3, ssk, yo, k3.
• Row 7: K5, yo, sl2-k1-p2sso, yo, k5.
• Row 9: K2tog, yo, k2tog, k5, ssk, yo, ssk (11 sts).
• Row 11: K2tog, yo, k2tog, k3, ssk, yo, ssk (9 sts).
• Row 13: K2tog, yo, k2tog, k1, ssk, yo, ssk (7 sts).
• Row 15: Sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso (5 sts).