Shown with a cast-on count of 30 stitches.  

• Row 1 (RS): *K4, yo, k2tog, k3, ssk, yo, k4, repeat from *.
• Row 2: *P4, k1, p5, k1, p4, repeat from *.
• Row 3: *K2, yo, k2tog, k7, ssk, yo, k2, repeat from *.
• Row 4: *P2, k1, p9, k1, p2, repeat from *.
• Row 5: *K3, yo, k2tog, k5, ssk, yo, k3, repeat from *.
• Row 6: *P3, k1, p7, k1, p3, repeat from *.
• Row 7: *K1, yo, k2tog, k9, ssk, yo, k1, repeat from *.
• Row 8: *P1, k1, p11, k1, p1, repeat from *.
• Row 9: *K5, yo, k2tog, k1, ssk, yo, k5, repeat from *.
• Row 10: *P5, k1, p3, k1, p5, repeat from *.