Shown with a cast-on count of 10 stitches.  

• Row 1 (RS): *Ssk, [yo] twice, k2tog, k1, repeat from *.
• Row 2: *P2, k1, p2, repeat from *.
• Row 3: *Ssk, yo, k2tog, yo, k1, repeat from *.
• Rows 4, 6, 8, 10, 14, 16, 18, and 20: Purl.
• Rows 5 and 15: *K1, yo, sl2-k1-p2sso, yo, k1, repeat from *.
• Row 7: *K2, ssk, yo, k1, repeat from *.
• Row 9: *K1, k2tog, yo, k2, repeat from *.
• Row 11: *K1, ssk, [yo] twice, k2tog, repeat from *.
• Row 12: *P1, k1, p3, repeat from *.
• Row 13: *K1, yo, ssk, yo, k2tog, repeat from *.
• Row 17: *K1, yo, k2tog, k2, repeat from *.
• Row 19: *K2, yo, ssk, k1, repeat from *.