Shown with a cast-on count of 22 stitches.  

• Row 1 (RS): K1, *[yo, ssk, k2tog, yo, k1] twice, repeat from * to last st, k1.
• Rows 2, 4, 6, 8, 10, 12, and 14: Purl.
• Row 3: K1, *k1, yo, ssk, k3, k2tog, yo, k2, repeat from * to last st, k1.
• Row 5: K1, *k2, yo, ssk, k1, k2tog, yo, k3, repeat from * to last st, k1.
• Row 7: K1, *k3, yo, sl1-k2tog-psso, yo, k4, repeat from * to last st, k1.
• Rows 9, 11, and 13: K1, *k2tog, k2, yo, k1, yo, k2, ssk, k1, repeat from * to last st, k1.