Shown with a cast-on count of 25 stitches.  

• Row 1 (RS): K1, *ssk, yo, k5, k2tog, yo, k1, repeat from * to last 4 sts, ssk, yo, k2.
• Row 2: P1, *p2tog, yo, p2, yo, p1, p2tog, p3, repeat from * to last 4 sts, p2tog, yo, p2.
• Row 3: K1, *ssk, yo, k3, k2tog, k2, yo, k1, repeat from * to last 4 sts, ssk, yo, k2.
• Row 4: P1, *p2tog, yo, p2, yo, p3, p2tog, p1, repeat from * to last 4 sts, p2tog, yo, p2.
• Row 5: K1, *ssk, yo, k2, ssk, k3, yo, k1, repeat from * to last 4 sts, ssk, yo, k2.
• Row 6: P1, *p2tog, yo, p2, yo, p3, ssp, p1, repeat from * to last 4 sts, p2tog, yo, p2.
• Row 7: K1, *ssk, yo, k2, yo, ssk, k4, repeat from * to last 4 sts, ssk, yo, k2.
• Row 8: P1, *p2tog, yo, p4, ssp, p1, yo, p1, repeat from * to last 4 sts, p2tog, yo, p2.
• Row 9: K1, *ssk, yo, k2, yo, k2, ssk, k2, repeat from * to last 4 sts, ssk, yo, k2.
• Row 10: P1, *p2tog, yo, p2, ssp, p3, yo, p1, repeat from * to last 4 sts, p2tog, yo, p2.
• Row 11: K1, *ssk, yo, k2, yo, k3, k2tog, k1, repeat from * to last 4 sts, ssk, yo, k2.
• Row 12: P1, *p2tog, yo, p2, p2tog, p3, yo, p1, repeat from * to last 4 sts, p2tog, yo, p2.