Shown with a cast-on count of 16 stitches.  

• Row 1 (RS): K1, *k2tog, yo, k3, yo, ssk, repeat from * to last st, k1.
• Rows 2, 4, 6, 8, and 10: Purl.
• Rows 3 and 7: K1, *k2, yo, k3tog, yo, k2, repeat from * to last st, k1.
• Row 5: K1, *k1, yo, k2tog, k1, ssk, yo, k1, repeat from * to last st, k1.
• Row 9: K1, *k2tog, [k1, yo] twice, k1, ssk, repeat from * to last st, k1.