Shown with a cast-on count of 28 stitches.  

• Row 1 (RS): K2, *yo, k2tog, repeat from * to last 2 sts, k2.
• Rows 2 and 4: K2, purl to last 2 sts, k2.
• Row 3: Knit.
• Row 5: K2, *sl1-k2tog-psso, k4, yo, k1, yo, k4, repeat from * to last 2 sts, k2.
• Row 6: K2, *p3tog, p4, yo, p1, yo, p4, repeat from * to last 2 sts, k2.
• Rows 7 and 9: K2, *p3tog, p4, yo, p1, yo, p4, repeat from * to last 2 sts, k2.
• Row 8: K2, *sl1-k2tog-psso, k4, yo, k1, yo, k4, repeat from * to last 2 sts, k2.
• Row 10: Knit.