Shown with a cast-on count of 25 stitches.  

• Rows 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, and 21 (WS): Purl.
• Row 2: P2, k1, yo, k2tog, k5, k2tog, yo, k1, yo, ssk, k5, ssk, yo, k1, p2.
• Row 4: P2, k1, yo, k2tog, k4, k2tog, yo, k3, yo, ssk, k4, ssk, yo, k1, p2.
• Row 6: P2, k1, yo, k2tog, k3, k2tog, yo, k5, yo, ssk, k3, ssk, yo, k1, p2.
• Row 8: P2, k1, yo, k2tog, k2, k2tog, yo, k2tog, yo, k3, yo, ssk, yo, ssk, k2, ssk, yo, k1, p2.
• Rows 10, 12, 14, 16, and 18: P2, k1, yo, k2tog, k3, yo, k2tog, yo, ssk, k1, k2tog, yo, ssk, yo, k3, ssk, yo, k1, p2.
• Row 20: P2, k1, yo, k2tog, k1, k2tog, yo, k9, yo, ssk, k1, ssk, yo, k1, p2.
• Row 22: P2, k1, yo, k2tog, k15, ssk, yo, k1, p2.