Shown with a cast-on count of 49 stitches.  

• Round 1: K6, k2tog, yo, k1, yo, ssk, k11, k2tog, k1 tbl, ssk, k11, k2tog, yo, k1, yo, ssk, k6 (47 sts).
• Round 2: K7, k3, k13, k1 tbl, k13, k3, k7.
• Round 3: K5, k2tog, yo, k3, yo, ssk, k9, k2tog, yo, k1 tbl, yo, ssk, k9, k2tog, yo, k3, yo, ssk, k5.
• Round 4: K6, k5, k11, k1, k1 tbl, k1, k11, k5, k6.
• Round 5: K4, k2tog, yo, k2tog, k1, ssk, yo, ssk, k7, k2tog, yo, k1, yo, k1 tbl, yo, k1, yo, ssk, k7, k2tog, yo, k2tog, k1, ssk, yo, ssk, k4 (45 sts).
• Round 6: K5, k5, k9, k3, k1 tbl, k3, k9, k5, k5.
• Round 7: K3, k2tog, yo, k1, 3-to-7 gather, k1, yo, ssk, k5, k2tog, yo, k3, yo, k1 tbl, yo, k3, yo, ssk, k5, k2tog, yo, k1, 3-to-7 gather, k1, yo, ssk, k3 (55 sts).
• Round 8: K4, k11, k7, k5, k1 tbl, k5, k7, k11, k4.
• Round 9: K2, k2tog, yo, k2tog, k2, yo, k3, yo, k2, ssk, yo, ssk, k3, k2tog, yo, k3, yo, k2, yo, k1 tbl, yo, k2, yo, k3, yo, ssk, k3, k2tog, yo, k2tog, k2, yo, k3, yo, k2, ssk, yo, ssk, k2 (59 sts).
• Round 10: K3, k13, k5, k8, k1 tbl, k8, k5, k13, k3.
• Round 11: K1, k2tog, yo, k4tog, yo, k1, yo, k3, yo, k1, yo, k4tog, yo, ssk, k1, k2tog, yo, k4tog, yo, k1, yo, k3, yo, k1 tbl, yo, k3, yo, k1, yo, k4tog, yo, ssk, k1, k2tog, yo, k4tog, yo, k1, yo, k3, yo, k1, yo, k4tog, yo, ssk, k1 (55 sts).
• Round 12: K2, k13, k3, k9, k1 tbl, k9, k3, k13, k2.
• Round 13: K2tog, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k1, yo, k1 tbl, yo, k1, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, ssk (57 sts).
• Round 14: K1, k15, k1, k11, k1 tbl, k11, k1, k15, k1.
• Round 15: K1, yo, ssk, k11, k2tog, yo, k1, yo, ssk, k9, yo, k1 tbl, yo, k9, k2tog, yo, k1, yo, ssk, k11, k2tog, yo, k1 (59 sts).
• Round 16: K2, k13, k3, k11, k1 tbl, k11, k3, k13, k2.
• Round 17: K2, yo, ssk, k9, k2tog, yo, k3, yo, ssk, k9, yo, k1 tbl, yo, k9, k2tog, yo, k3, yo, ssk, k9, k2tog, yo, k2 (61 sts).
• Round 18: K3, k11, k5, k11, k1 tbl, k11, k5, k11, k3.
• Round 19: K3, yo, ssk, k7, k2tog, yo, k2tog, k1, ssk, yo, ssk, k7, k2tog, yo, k1 tbl, yo, ssk, k7, k2tog, yo, k2tog, k1, ssk, yo, ssk, k7, k2tog, yo, k3 (57 sts).
• Round 20: K4, k9, k5, k9, k1, k1 tbl, k1, k9, k5, k9, k4.
• Round 21: K4, yo, ssk, k5, k2tog, yo, k1, 3-to-7 gather, k1, yo, ssk, k5, k2tog, yo, k1, yo, k1 tbl, yo, k1, yo, ssk, k5, k2tog, yo, k1, 3-to-7 gather, k1, yo, ssk, k5, k2tog, yo, k4 (67 sts).
• Round 22: K5, k7, k11, k7, k3, k1 tbl, k3, k7, k11, k7, k5.
• Round 23: K5, yo, ssk, k3, k2tog, yo, k2tog, k2, yo, k3, yo, k2, ssk, yo, ssk, k3, k2tog, yo, k2tog, yo, k1, yo, k1 tbl, yo, k1, yo, ssk, yo, ssk, k3, k2tog, yo, k2tog, k2, yo, k3, yo, k2, ssk, yo, ssk, k3, k2tog, yo, k5 (69 sts).
• Round 24: K6, k5, k13, k5, k5, k1 tbl, k5, k5, k13, k5, k6.
• Round 25: K6, yo, ssk, k1, k2tog, yo, k4tog, yo, k1, yo, k3, yo, k1, yo, k4tog, yo, ssk, k1, k2tog, yo, k4tog, yo, k1, yo, k1 tbl, yo, k1, yo, k4tog, yo, ssk, k1, k2tog, yo, k4tog, yo, k1, yo, k3, yo, k1, yo, k4tog, yo, ssk, k1, k2tog, yo, k6 (63 sts).
• Round 26: K7, k3, k13, k3, k5, k1 tbl, k5, k3, k13, k3, k7.
• Round 27: K7, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, k1 tbl, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k5, yo, sl2-k1-p2sso, yo, k7 (65 sts).
• Round 28: K8, k1, k15, k1, k7, k1 tbl, k7, k1, k15, k1, k8.