Shown with a cast-on count of 21 stitches.  

• Rows 1 and 3 (RS): P2, k2, p1, k2, p1, k2, p1, k2, p1, k2, p1, k2, p2.
• Row 2: K2, p2, k1, p2, k1, p2, k1, p2, k1, p2, k1, p2, k2.
• Row 4: K2, p1, p2tog, p1, p2tog, p1, p2tog, p1, p2tog, p1, p2tog, p2, k2 (16 sts).
• Rows 5, 9, and 13: P2, 2/2 LC, 2/2 LC, 2/2 LC, p2.
• Rows 6, 8, 10, 12, 14, and 16: K2, p12, k2.
• Rows 7, 11, and 15: P2, k2, 2/2 RC, 2/2 RC, k2, p2.
• Row 17: P2, 2/2 LC, k2, yo, k2, 2/2 LC, p2 (17 sts).
• Rows 18, 20, 22, 24, 26, 28, 30, and 32: K2, p6, k1, p6, k2.
• Rows 19, 23, 27, and 31: P2, k2, 2/2 RC, p1, 2/2 RC, k2, p2.
• Rows 21, 25, and 29: P2, 2/2 LC, k2, p1, k2, 2/2 LC, p2.