Shown with a cast-on count of 39 stitches.  

• Row 1 (RS): K3, p1, [k3, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, k1, p1] twice, k3.
• Rows 2, 4, 6, and 8: P3, [k1, p15] twice, k1, p3.
• Row 3: K3, p1, [k2, k2tog, k2tog, yo, k1, yo, k3, yo, k1, yo, ssk, ssk, p1] twice, k3.
• Row 5: K3, p1, [k1, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, k3, p1] twice, k3.
• Row 7: K3, p1, [k2tog, k2tog, yo, k1, yo, k3, yo, k1, yo, ssk, ssk, k2, p1] twice, k3.