Shown with a cast-on count of 12 stitches.  

• Round 1: *P2, k1 tbl, p2, yo, yo, yo, yo, yo, yo, yo, k1, repeat from * (multiple of 13 sts).
• Round 2: *P2, k1 tbl, p2, k7 tbl, k1, repeat from *.
• Round 3: *P2, k1 tbl, p2, k6, k2tog, repeat from * (multiple of 12 sts).
• Round 4: *P2, k1 tbl, p2, k7, repeat from *.
• Round 5: *P2, k1 tbl, p2, k5, k2tog, repeat from * (multiple of 11 sts).
• Round 6: *P2, k1 tbl, p2, k6, repeat from *.
• Round 7: *P2, k1 tbl, p2, k4, k2tog, repeat from * (multiple of 10 sts).
• Round 8: *P2, k1 tbl, p2, k5, repeat from *.
• Round 9: *P2, k1 tbl, p2, k3, k2tog, repeat from * (multiple of 9 sts).
• Round 10: *P2, k1 tbl, p2, k4, repeat from *.
• Round 11: *P2, k1 tbl, p2, k2, k2tog, repeat from * (multiple of 8 sts).
• Round 12: *P2, k1 tbl, p2, k3, repeat from *.
• Round 13: *P2, k1 tbl, p2, k1, k2tog, repeat from * (multiple of 7 sts).
• Round 14: *P2, k1 tbl, p2, k2, repeat from *.
• Round 15: *P2, k1 tbl, p2, k0, k2tog, repeat from * (multiple of 6 sts).
• Round 16: *P2, k1 tbl, p2, k1, repeat from *.