Shown with a cast-on count of 36 stitches.  

• Rounds 20-22, 24, 30-32, and 34: *P1, k4, p1, repeat from *.
• Round 23: *P1, k4, p1, p1, 2/2 RC, p1, p6, repeat from *.
• Rounds 25 and 27: *[P1, k4, p1] twice, p1, [p1, k1] twice, p1, repeat from *.
• Round 26: *[P1, k4, p1] twice, p1, [k1, p1] twice, p1, repeat from *.
• Rounds 28 and 38: *P1, k4, p1, p1, 2/2 RC, p1, p1, k4, p1, repeat from *.
• Round 29: *[P1, k4, p1] twice, p6, repeat from *.
• Round 33: *P6, p1, 2/2 RC, p1, p1, k4, p1, repeat from *.
• Rounds 35 and 37: *P1, [p1, k1] twice, p1, [p1, k4, p1] twice, repeat from *.
• Round 36: *P1, [k1, p1] twice, p1, [p1, k4, p1] twice, repeat from *.
• Round 39: *P6, [p1, k4, p1] twice, repeat from *.