Shown with a cast-on count of 19 stitches.  

• Rounds 1, 3, and 5: K1, *yo, ssk, k1, k2tog, yo, k1, repeat from *.
• Rounds 2, 4, 6, 8, 10, and 12: Knit.
• Round 7: K2, *yo, sl1-k2tog-psso, yo, k3, repeat from * to last 5 sts, yo, sl1-k2tog-psso, yo, k2.
• Round 9: K1, *k2tog, yo, k1, yo, ssk, k1, repeat from *.
• Round 11: K1, *yo, k3, yo, sl1-k2tog-psso, repeat from *.