Shown with a cast-on count of 18 stitches.  

• Round 1: *K2, 1/1 RC, k2, repeat from *.
• Rounds 2, 4, 6, 8, 10, and 12: Knit.
• Round 3: *K1, 1/1 RC, 1/1 LC, k1, repeat from *.
• Round 5: *1/1 RC, k2, 1/1 LC, repeat from *.
• Round 7: K3, *k2, 1/1 RC, k2, repeat from * to last 3 sts, k3.
• Round 9: *1/1 LC, k1, k1, 1/1 RC, repeat from *.
• Round 11: *K1, 1/1 LC, 1/1 RC, k1, repeat from *.