Shown with a cast-on count of 29 stitches.  

• Row 1 (RS): *K1, yo, k4, ssk, k1, k2tog, k4, yo, repeat from * to last st, k1.
• Row 2: P1, *p1, yo, p3, p2tog, p1, ssp, p3, yo, p2, repeat from *.
• Row 3: *K3, yo, k2, ssk, k1, k2tog, k2, yo, k2, repeat from * to last st, k1.
• Row 4: P1, *p3, yo, p1, p2tog, p1, ssp, p1, yo, p4, repeat from *.
• Row 5: *K5, yo, ssk, k1, k2tog, yo, k4, repeat from * to last st, k1.
• Row 6: P1, *ssp, p4, yo, p1, yo, p4, p2tog, p1, repeat from *.
• Row 7: *K1, k2tog, [k3, yo] twice, k3, ssk, repeat from * to last st, k1.
• Row 8: P1, *ssp, p2, yo, p5, yo, p2, p2tog, p1, repeat from *.
• Row 9: *K1, k2tog, k1, yo, k7, yo, k1, ssk, repeat from * to last st, k1.
• Row 10: P1, *ssp, yo, p9, yo, p2tog, p1, repeat from *.
• Repeat rows 1-10.