Shown with a cast-on count of 38 stitches.  

• Row 1 (RS): *Ssk, yo, k5, [yo, k1] 5 times, yo, k5, yo, k2tog, repeat from * (multiple of 25 sts).
• Rows 2, 4, 6, 8, and 10: Purl.
• Row 3: *Ssk, yo, ssk, k1, [k2tog, yo] twice, k3, yo, k1, yo, k3, [yo, ssk] twice, k1, k2tog, yo, k2tog, repeat from *.
• Row 5: *Ssk, yo, sl2-k1-p2sso, yo, k2tog, yo, k5, yo, k1, yo, k5, yo, ssk, yo, sl2-k1-p2sso, yo, k2tog, repeat from *.
• Row 7: *Sl1-k2tog-psso, yo, k2tog, yo, k1, yo, ssk, k1, k2tog, yo, sl2-k1-p2sso, yo, ssk, k1, k2tog, yo, k1, yo, ssk, yo, k3tog, repeat from * (multiple of 21 sts).
• Row 9: *K1, k2tog, yo, k3, [yo, sl2-k1-p2sso] 3 times, yo, k3, yo, ssk, k1, repeat from * (multiple of 19 sts).