Shown with a cast-on count of 33 stitches.  

• Row 1 (WS): *P5, k3, p2, k1, repeat from *.
• Row 2: *P1, k2, p3, k5, repeat from *.
• Row 3: P4, k3, p2, k1, *p5, k3, p2, k1, repeat from * to last st, p1.
• Row 4: K1, *p1, k2, p3, k5, repeat from * to last 10 sts, p1, k2, p3, k4.
• Row 5: P3, k3, p2, k1, *p5, k3, p2, k1, repeat from * to last 2 sts, p2.
• Row 6: K2, *p1, k2, p3, k5, repeat from * to last 9 sts, p1, k2, p3, k3.
• Row 7: P2, k3, p2, k1, *p5, k3, p2, k1, repeat from * to last 3 sts, p3.
• Row 8: K3, *p1, k2, p3, k5, repeat from * to last 8 sts, p1, k2, p3, k2.
• Row 9: P1, k3, p2, k1, *p5, k3, p2, k1, repeat from * to last 4 sts, p4.
• Row 10: K4, *p1, k2, p3, k5, repeat from * to last 7 sts, p1, k2, p3, k1.
• Row 11: K3, p2, k1, *p5, k3, p2, k1, repeat from * to last 5 sts, p5.
• Row 12: K5, *p1, k2, p3, k5, repeat from * to last 6 sts, p1, k2, p3.
• Row 13: K2, p2, k1, *p5, k3, p2, k1, repeat from * to last 6 sts, p5, k1.
• Row 14: P1, k5, *p1, k2, p3, k5, repeat from * to last 5 sts, p1, k2, p2.
• Row 15: K1, p2, k1, *p5, k3, p2, k1, repeat from * to last 7 sts, p5, k2.
• Row 16: P2, k5, *p1, k2, p3, k5, repeat from * to last 4 sts, p1, k2, p1.
• Row 17: P2, k1, *p5, k3, p2, k1, repeat from * to last 8 sts, p5, k3.
• Row 18: P3, k5, *p1, k2, p3, k5, repeat from * to last 3 sts, p1, k1, p1.
• Row 19: K1, *p5, k3, p2, k1, repeat from * to last 10 sts, p5, k3, p2.
• Row 20: K2, p3, k5, *p1, k2, p3, k5, repeat from * to last st, p1.