Shown with a cast-on count of 24 stitches.  

• Row 1 (RS): *Yo, ssk, k7, k2tog, yo, k1, repeat from *.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, and 20: Purl.
• Row 3: *K1, yo, ssk, k5, k2tog, yo, k2, repeat from *.
• Row 5: *[Yo, ssk] twice, k3, [k2tog, yo] twice, k1, repeat from *.
• Row 7: *K1, [yo, ssk] twice, k1, [k2tog, yo] twice, k2, repeat from *.
• Row 9: *[Yo, ssk] twice, yo, sl1-k2tog-psso, yo, [k2tog, yo] twice, k1, repeat from *.
• Row 11: *K3, k2tog, yo, k1, yo, ssk, k4, repeat from *.
• Row 13: *K2, k2tog, yo, k3, yo, ssk, k3, repeat from *.
• Row 15: *K1, [k2tog, yo] twice, k1, [yo, ssk] twice, k2, repeat from *.
• Row 17: *[K2tog, yo] twice, k3, [yo, ssk] twice, k1, repeat from *.
• Row 19: *[K2tog, yo] twice, k1, [yo, ssk] twice, yo, sl1-k2tog-psso, yo, repeat from *.