Shown with a cast-on count of 27 stitches.  

• Rows 1 and 3 (RS): *K1, p1, repeat from * to last st, k1.
• Rows 2 and 4: *P1, k1, repeat from * to last st, p1.
• Row 5: K1, yo, k7, yo, k1, [yo, k1, yo, k7] twice, p2 (33 sts).
• Rows 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, and 64: Purl.
• Row 7: K2, yo, ssk, k3, k2tog, yo, k2, [yo, k3, yo, ssk, k3, k2tog] twice, p2, yo (34 sts).
• Row 9: (K1, yo, k1) in next st, k2tog, yo, ssk, k1, k2tog, yo, ssk, (k1, yo, k1) in next st, k1, yo, k1, [(k1, yo, k1) in next st, k2tog, yo, ssk, k1, k2tog, yo, ssk] twice, p1 (37 sts).
• Row 11: K1, (k1, yo, k1) in next st, k1, k2tog, yo, sl2-k1-p2sso, yo, ssk, k1, (k1, yo, k1) in next st, k2, yo, k1, yo, k2, [(k1, yo, k1) in next st, k1, k2tog, yo, sl2-k1-p2sso, yo, ssk, k1] twice (41 sts).
• Row 13: Kfb, k1, (k1, yo, k1) in next st, k1, k2tog, yo, k3, yo, ssk, [k1, (k1, yo, k1) in next st, k1, k3tog, yo, k1, yo, sl1-k2tog-psso] 3 times (44 sts).
• Row 15: K2, yo, k4, k2tog, yo, k2, [yo, k3, yo, ssk, k3, k2tog] 3 times, p4 (45 sts).
• Row 17: Kfb, k2tog, yo, ssk, k1, k2tog, yo, ssk, (k1, yo, k1) in next st, k1, yo, k1, [(k1, yo, k1) in next st, k2tog, yo, ssk, k1, k2tog, yo, ssk] 3 times, p2 (47 sts).
• Row 19: Kfb, k2, yo, k1, yo, sl2-k1-p2sso, yo, ssk, k1, (k1, yo, k1) in next st, k2, yo, k1, yo, k2, [(k1, yo, k1) in next st, k1, k2tog, yo, sl2-k1-p2sso, yo, ssk, k1] 3 times, p1 (52 sts).
• Row 21: Kfb, k1, k2tog, yo, k2, yo, k3, yo, ssk, [k1, (k1, yo, k1) in next st, k1, k3tog, yo, k1, yo, sl1-k2tog-psso] 4 times, p1 (54 sts).
• Row 23: K2, k3tog, yo, k3, yo, k2, k2tog, [yo, ssk, k3, k2tog, yo, k3] 4 times, p2 (53 sts).
• Row 25: K1, k2tog, yo, ssk, (k1, yo, k1) in next st, k1, [yo, ssk, (k1, yo, k1) in next st, k2tog, yo, ssk, k1, k2tog] 4 times, p6 (54 sts).
• Row 27: K2tog, yo, ssk, k1, (k1, yo, k1) in next st, k2, yo, k1, yo, k2, [(k1, yo, k1) in next st, k1, k2tog, yo, sl2-k1-p2sso, yo, ssk, k1] 4 times, p3 (57 sts).
• Row 29: [K1, yo, sl1-k2tog-psso, k1, (k1, yo, k1) in next st, k1, k3tog, yo] 5 times, p7.
• Row 31: K2, yo, [ssk, k3, k2tog, yo, k3, yo] 5 times, p5 (58 sts).
• Row 33: (K1, yo, k1) in next st, k2, [yo, ssk, k1, k2tog, yo, (k1, yo, k1) in next st, k2, k2tog] 5 times, p5 (65 sts).
• Row 35: K1, (k1, yo, k1) in next st, k2, [k2tog, yo, sl2-k1-p2sso, yo, ssk, (k1, yo, k1) in next st, k3] 5 times, p6 (67 sts).
• Row 37: K2, (k1, yo, k1) in next st, k4, ssk, [yo, ssk, k1, (k1, yo, k1) in next st, k4, k3tog] 5 times, p3 (68 sts).
• Row 39: Ssk, k1, (k1, yo, k1) in next st, k4, k3tog, [yo, k3, (k1, yo, k1) in next st, k4, k3tog] 5 times, p2 (72 sts).
• Row 41: K3, [(k1, yo, k1) in next st, k4, k3tog, yo, ssk, k2] 5 times, p9.
• Row 43: [Ssk, k2, (k1, yo, k1) in next st, k4, k3tog, yo] 6 times.
• Row 45: [Ssk, k2, (k1, yo, k1) in next st, k5, k2tog, yo] 6 times (78 sts).
• Rows 47 and 49: [Ssk, k2, (k1, yo, k1) in next st, k5, k3tog, yo] 6 times.
• Row 51: [K4, (k1, yo, k1) in next st, k5, k3tog, yo] 6 times (84 sts).
• Rows 53 and 55: [Ssk, k3, (k1, yo, k1) in next st, k5, k3tog, yo] 6 times.
• Row 57: [K5, (k1, yo, k1) in next st, k5, k3tog, yo] 6 times (90 sts).
• Rows 59 and 61: [Ssk, k4, (k1, yo, k1) in next st, k5, k3tog, yo] 6 times.
• Row 63: [K6, (k1, yo, k1) in next st, k5, k3tog, yo] 6 times (96 sts).