Shown with a cast-on count of 10 stitches.  

• Rows 1 and 9 (RS): *K1, yo, sl2-k1-p2sso, yo, k1, repeat from *.
• Rows 2, 4, 6, 8, 10, 12, 14, and 16: Purl.
• Row 3: *K1, k2tog, yo, k2, repeat from *.
• Row 5: *K2, yo, k2tog, k1, repeat from *.
• Row 7: *K3, yo, k2tog, repeat from *.
• Row 11: *Ssk, yo, k3, repeat from *.
• Row 13: *K1, ssk, yo, k2, repeat from *.
• Row 15: *K2, yo, ssk, k1, repeat from *.