Shown with a cast-on count of 19 stitches.  

• Row 1 (RS): K2, p1, *k4, k2tog, yo, p1, repeat from * to last 2 sts, k2.
• Row 2: P2, *k1, yo, p1, p2tog, p3, repeat from * to last 3 sts, k1, p2.
• Row 3: K2, p1, *k2, k2tog, k2, yo, p1, repeat from * to last 2 sts, k2.
• Row 4: P2, *k1, yo, p3, p2tog, p1, repeat from * to last 3 sts, k1, p2.
• Row 5: K2, p1, *k2tog, k4, yo, p1, repeat from * to last 2 sts, k2.
• Row 6: P2, *k1, p2tog, p4, yo, repeat from * to last 3 sts, k1, p2.
• Row 7: K2, p1, *k1, yo, k3, k2tog, p1, repeat from * to last 2 sts, k2.
• Row 8: P2, *k1, p2tog, p2, yo, p2, repeat from * to last 3 sts, k1, p2.
• Row 9: K2, p1, *k3, yo, k1, k2tog, p1, repeat from * to last 2 sts, k2.
• Row 10: P2, *k1, p2tog, yo, p4, repeat from * to last 3 sts, k1, p2.