Shown with a cast-on count of 2 stitches.  

• Round 1: K2.
• Round 2: 1-To-5 inc, brSl (6 sts).
• Rounds 3-6: [K1, brSl] 3 times.
• Round 7: K1, brSl, 1-to-5 inc, brSl, k1, brSl (10 sts).
• Rounds 8-11: [K1, brSl] 5 times.
• Round 12: [K1, brSl] twice, 1-to-5 inc, [brSl, k1] twice, brSl (14 sts).
• Rounds 13-16: [K1, brSl] 7 times.
• Round 17: [K1, brSl] 3 times, 1-to-5 inc, [brSl, k1] 3 times, brSl (18 sts).
• Round 18: [K1, brSl] 9 times.
• Round 19: (K1, yo, k1) in next st, brSl, [k1, brSl] 8 times (20 sts).
• Rounds 20-21, 26, 29-30, and 33: [K1, brSl] 10 times.
• Round 22: 1-To-5 inc, brSl, k3tog, brSl, [k1, brSl] twice, 1-to-5 inc, brSl, [k1, brSl] twice, k3tog, brSl (24 sts).
• Rounds 23-24: [K1, brSl] 12 times.
• Round 25: [K1, brSl] 3 times, k3tog, brSl, [k1, brSl] 5 times, k3tog, brSl (20 sts).
• Round 27: K1, brSl, 1-to-5 inc, brSl, [k1, brSl] 8 times (24 sts).
• Round 28: [K1, brSl] 5 times, k3tog, brSl, [k1, brSl] 3 times, k3tog, brSl (20 sts).
• Round 31: [K1, brSl] 5 times, k3tog, brSl, k1, brSl, k3tog, brSl (16 sts).
• Round 32: [K1, brSl] twice, 1-to-5 inc, brSl, [k1, brSl] 5 times (20 sts).
• Round 34: [K1, brSl] 7 times, k5tog, brSl (16 sts).
• Rounds 35-36: [K1, brSl] 8 times.