Shown with a cast-on count of 43 stitches.  

• Row 1 (RS): K1, *yo, k2, p3, p3tog, p3, k2, yo, k1, repeat from *.
• Row 2: *P4, k7, p3, repeat from * to last st, p1.
• Row 3: K1, *k1, yo, k2, p2, p3tog, p2, k2, yo, k2, repeat from *.
• Row 4: *P5, k5, p4, repeat from * to last st, p1.
• Row 5: K1, *k2, yo, k2, p1, p3tog, p1, k2, yo, k3, repeat from *.
• Row 6: *P6, k3, p5, repeat from * to last st, p1.
• Row 7: K1, *k3, yo, k2, p3tog, k2, yo, k4, repeat from *.
• Row 8: *P7, k1, p6, repeat from * to last st, p1.
• Row 9: P2tog, *p3, k2, yo, k1, yo, k2, p3, p3tog, repeat from * to last 13 sts, p3, k2, yo, k1, yo, k2, p3, p2tog.
• Row 10: *K4, p7, k3, repeat from * to last st, k1.
• Row 11: P2tog, *p2, k2, yo, k3, yo, k2, p2, p3tog, repeat from * to last 13 sts, p2, k2, yo, k3, yo, k2, p2, p2tog.
• Row 12: *K3, p9, k2, repeat from * to last st, k1.
• Row 13: P2tog, *p1, k2, yo, k5, yo, k2, p1, p3tog, repeat from * to last 13 sts, p1, k2, yo, k5, yo, k2, p1, p2tog.
• Row 14: *K2, p11, k1, repeat from * to last st, k1.
• Row 15: P2tog, *k2, yo, k7, yo, k2, p3tog, repeat from * to last 13 sts, k2, yo, k7, yo, k2, p2tog.
• Row 16: *K1, p13, repeat from * to last st, k1.