Shown with a cast-on count of 172 stitches.  

• Rows 1 and 3 (RS): K172.
• Rows 2 and 4: K172.
• Row 5: K10, *p1, k1, p1, k2, p1, k4, p1, k2, p1, k1, p1, k2, p1, k4, p1, k2, p1, k1, p1, k12, repeat from * to last 39 sts, p1, k1, p1, k2, p1, k4, p1, k2, p1, k1, p1, k2, p1, k4, p1, k2, p1, k1, p1, k10.
• Row 6: K2, p4, k2, *p2, k1, p1, k1, p2, k1, p4, k1, p2, k1, p1, k1, p2, k1, p4, k1, p2, k1, p1, k1, p2, k2, p4, k2, repeat from *.
• Row 7: K2, 2/2 LC, k2, *p3, k1, p4, 2/2 LC, p4, k1, p4, 2/2 LC, p4, k1, p3, k2, 2/2 LC, k2, repeat from *.