Shown with a cast-on count of 12 stitches.  

• Row 1 (RS): Knit.
• Row 2: Knit.
• Row 3: Yo, ssk, k4, k4, k2tog, yo.
• Row 4: K1, sl1 wyif, k4, k4, sl1 wyif, k1.
• Rows 5 and 19: K1, yo, ssk, k3, k3, k2tog, yo, k1.
• Rows 6 and 20: K2, sl1 wyif, k3, k3, sl1 wyif, k2.
• Rows 7 and 21: K2, yo, ssk, k2, k2, k2tog, yo, k2.
• Rows 8 and 22: K3, sl1 wyif, k2, k2, sl1 wyif, k3.
• Rows 9 and 23: K3, yo, ssk, k1, k1, k2tog, yo, k3.
• Rows 10 and 24: K4, sl1 wyif, k1, k1, sl1 wyif, k4.
• Rows 11, 13, 15, 17, 25, 27, 29, and 31: K4, yo, ssk, k2tog, yo, k4.
• Rows 12, 14, 16, 26, 28, 30, and 32: K5, sl1 wyif, sl1 wyif, k5.
• Row 18: K1, sl1 wyif, k3, sl1 wyif, sl1 wyif, k3, sl1 wyif, k1.
• Repeat rows 5-18.