Shown with a cast-on count of 0 stitches.  

• Round 1: CO 40 sts (40 sts).
• Rounds 2-13: *K2, p2, repeat from *.
• Round 14: K1, M1L, knit to last st, M1R, k1 (42 sts).
• Round 15: K1, [MB, k7] 5 times, knit.
• Rounds 16-18, 20-21, 24-26, 28-29, 32-34, 36-37, 39-45, and 47-50: Knit.
• Round 19: K5, [MB, k7] 4 times, MB, knit.
• Round 22: K1, M1L, knit to last st, M1R, k1 (44 sts).
• Round 23: K2, [MB, k7] 5 times, MB, knit.
• Round 27: K6, [MB, k7] 4 times, MB, knit.
• Round 30: K1, M1L, knit to last st, M1R, k1 (46 sts).
• Round 31: K3, [MB, k7] 5 times, MB, knit.
• Round 35: K7, [MB, k7] 4 times, MB, knit.
• Round 38: K1, M1L, knit to last st, M1R, k1 (48 sts).
• Round 46: K1, M1L, knit to last st, M1R, k1 (50 sts).