Shown with a cast-on count of 30 stitches.  

• Round 1: *Ssk, [k1, yo] twice, k9, k2tog, repeat from *.
• Rounds 2, 4, 6, 8, 10, 12, and 14: Knit.
• Round 3: *Ssk, [k2, yo] twice, k7, k2tog, repeat from *.
• Round 5: *Ssk, [k3, yo] twice, k5, k2tog, repeat from *.
• Round 7: *Ssk, [k4, yo] twice, k3, k2tog, repeat from *.
• Rounds 9, 11, and 13: *Ssk, [k5, yo] twice, k1, k2tog, repeat from *.