Shown with a cast-on count of 9 stitches.  

• Row 1 (WS): K9.
• Row 2: K4, ctr dbl inc, k4 (11 sts).
• Row 3: K3, 1/1 LC, k1, 1/1 RC, k3.
• Row 4: K2, 1/1 RC, k3, 1/1 LC, k2.
• Rows 5 and 7: K2, sl1 wyif, k5, sl1 wyif, k2.
• Rows 6 and 10: Knit.
• Row 8: K1, 1/1 RC, k5, 1/1 LC, k1.
• Rows 9 and 11: K1, sl1 wyif, k7, sl1 wyif, k1.
• Row 12: K1, 1/1 LC, k5, 1/1 RC, k1.
• Row 13: K2, 1/1 RC, k3, 1/1 LC, k2.
• Row 14: K3, 1/1 LC, k1, 1/1 RC, k3.
• Row 15: K4, sl2-k1-p2sso, k4 (9 sts).