Shown with a cast-on count of 20 stitches.  

• Row 1 (RS): K2, p2, *yo, ssk, k4, repeat from * to last 4 sts, p2, k2.
• Rows 2, 4, 6, 8, and 10: P2, k2, purl to last 4 sts, k2, p2.
• Row 3: K2, p2, *yo, k1, ssk, k3, repeat from * to last 4 sts, p2, k2.
• Row 5: K2, p2, *yo, k2, ssk, k2, repeat from * to last 4 sts, p2, k2.
• Row 7: K2, p2, *yo, k3, ssk, k1, repeat from * to last 4 sts, p2, k2.
• Row 9: K2, p2, *yo, k4, ssk, repeat from * to last 4 sts, p2, k2.