Shown with a cast-on count of 42 stitches.  

• Rows 1, 7, 13, 19, and 25 (RS): K1, *k20, repeat from * to last st, k1.
• Rows 2, 8, 14, 20, and 26: K1, *p20, repeat from * to last st, k1.
• Rows 3 and 5: K1, *p2, k4, p6, k4, p4, repeat from * to last st, k1.
• Rows 4 and 6: K1, *k4, p4, k6, p4, k2, repeat from * to last st, k1.
• Rows 9 and 11: K1, *k4, p6, k4, p6, repeat from * to last st, k1.
• Rows 10 and 12: K1, *k6, p4, k6, p4, repeat from * to last st, k1.
• Rows 15 and 17: K1, *k2, p6, k4, p6, k2, repeat from * to last st, k1.
• Rows 16 and 18: K1, *p2, k6, p4, k6, p2, repeat from * to last st, k1.
• Rows 21 and 23: K1, *p6, k4, repeat from * to last st, k1.
• Rows 22 and 24: K1, *p4, k6, repeat from * to last st, k1.
• Rows 27 and 29: K1, *p4, k4, p6, k4, p2, repeat from * to last st, k1.
• Rows 28 and 30: K1, *k2, p4, k6, p4, k4, repeat from * to last st, k1.