Shown with a cast-on count of 22 stitches.  

• Rows 1 and 17 (RS): Sl3 wyif, p4, 2/2 LC, 2/2 LC, p4, k3.
• Rows 2, 6, 8, 10, 14, 16, 18, and 20: Sl3 wyif, k4, p8, k4, k3.
• Rows 3 and 11: Sl3 wyif, p2, (k1, yo, k1) in next st, p1, k8, p1, (k1, yo, k1) in next st, p2, k3 (26 sts).
• Rows 4 and 12: Sl3 wyif, k2, p3, k1, p8, k1, p3, k2, k3.
• Row 5: Sl3 wyif, p2, sl2-k1-p2sso, p1, 2/2 LC, 2/2 RC, p1, sl2-k1-p2sso, p2, k3 (22 sts).
• Rows 7, 15, and 19: Sl3 wyif, p4, k8, p4, k3.
• Row 9: Sl3 wyif, p4, k2, 2/2 LC, k2, p4, k3.
• Row 13: Sl3 wyif, p2, sl2-k1-p2sso, p1, 2/2 RC, 2/2 LC, p1, sl2-k1-p2sso, p2, k3 (22 sts).