Shown with a cast-on count of 41 stitches.  

• Row 1 (RS): *K13, p5, k2, repeat from * to last st, k1.
• Row 2: P1, *p1, k7, p12, repeat from *.
• Rows 3, 5, 13, and 15: *K11, p9, repeat from * to last st, k1.
• Rows 4 and 14: P1, *k9, p11, repeat from *.
• Rows 6, 12, and 16: P1, *p1, k7, p4, k5, p3, repeat from *.
• Rows 7, 11, and 17: *K2, p7, k4, p5, k2, repeat from * to last st, k1.
• Rows 8, 10, 18, and 20: P1, *p10, k9, p1, repeat from *.
• Rows 9 and 19: *K1, p9, k10, repeat from * to last st, k1.
• Row 21: *K2, p7, k11, repeat from * to last st, k1.
• Row 22: P1, *p12, k5, p3, repeat from *.
• Repeat rows 3-12.