Shown with a cast-on count of 12 stitches.  

• Row 1 (RS): K1, *k3, k2tog, repeat from * to last st, k1 (multiple of 4 sts, plus 2).
• Rows 2, 4, 6, 8, 10, 12, and 14: Purl.
• Rows 3 and 11: K1, *yo, k2tog, sl1 wyib, k1, repeat from * to last st, k1.
• Rows 5 and 9: K1, *sl1 wyib, k1, yo, k2tog, repeat from * to last st, k1.
• Row 7: K1, *k2tog, sl1 wyib, k1, yo, repeat from * to last st, k1.
• Row 13: K1, *k4, yo, repeat from * to last st, k1 (multiple of 5 sts, plus 2).