Shown with a cast-on count of 28 stitches.  

• Rows 1 and 13 (RS): Knit to last st, sl1 wyib.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, and 24: Purl to last st, sl1 wyib.
• Rows 3, 5, 7, 9, and 11: K1, *k2, ssk, k2tog, k4, yo, k1, yo, k1, repeat from * to last 3 sts, k2, sl1 wyib.
• Rows 15, 17, 19, 21, and 23: K1, *k3, yo, k1, yo, k4, ssk, k2tog, repeat from * to last 3 sts, k2, sl1 wyib.