Shown with a cast-on count of 19 stitches.  

• Rows 1, 3, and 5 (RS): Ssk, k2, yo, k1, yo, k2, k2tog, k1, ssk, k2, yo, k1, yo, k2, k2tog.
• Rows 2, 4, 6, 8, 10, 12, and 14: Purl.
• Row 7: Ssk, k5, k2tog, yo, k1, yo, ssk, k5, k2tog (17 sts).
• Row 9: Ssk, k3, k2tog, yo, k3, yo, ssk, k3, k2tog (15 sts).
• Row 11: Ssk, k1, k2tog, yo, k2, yo, k1, yo, k2, yo, ssk, k1, k2tog.
• Row 13: Sl2-k1-p2sso, yo, k4, yo, k1, yo, k4, yo, sl2-k1-p2sso.
• Row 15: Ssk, k5, yo, k1, yo, k5, k2tog.
• Row 16: P2tog, p11, ssp (13 sts).
• Row 17: Ssk, k9, k2tog (11 sts).
• Row 18: P2tog, p7, ssp (9 sts).
• Row 19: Ssk, k5, k2tog (7 sts).
• Row 20: P2tog, p3, ssp (5 sts).
• Row 21: Ssk, k1, k2tog (3 sts).
• Row 22: Sl2-k1-p2sso (1 st).