Shown with a cast-on count of 36 stitches.  

• Row 1 (RS): *[K1, ssk, yo, k3, yo, k2tog, k1] twice, repeat from *.
• Rows 2, 4, 6, 8, and 10: Purl.
• Row 3: *Ssk, yo, k4, yo, [sl2-k1-p2sso] twice, yo, k4, yo, k2tog, repeat from * (multiple of 16 sts).
• Row 5: *K4, yo, k3, 1/1 RC, k3, yo, k4, repeat from * (multiple of 18 sts).
• Row 7: *Ssk, yo, k2tog, yo, k10, yo, ssk, yo, k2tog, repeat from *.
• Row 9: *[K3, yo, sl2-k1-p2sso, yo, k3] twice, repeat from *.