Shown with a cast-on count of 29 stitches.  

• Rows 1, 3, 5, and 7 (RS): K2, *sl5 wyif, k5, repeat from * to last 7 sts, sl5 wyif, k2.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, and 20: Purl.
• Row 9: K4, *dip st, k9, repeat from * to last 5 sts, dip st, k4.
• Rows 11, 13, 15, and 17: K7, *sl5 wyif, k5, repeat from * to last 2 sts, k2.
• Row 19: K9, *dip st, k9, repeat from *.
• Repeat rows 1-20.