Shown with a cast-on count of 69 stitches.  

• Row 1 (RS): K1, kfb, [k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k2tog, k2tog, k2tog, yo, k1, yo, k1, yo] twice, k1, sl2-k1-p2sso, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k2tog, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k1, kfb, k1.
• Row 2: Purl to last 2 sts, pfb, p1 (70 sts).
• Row 3: K1, kfb, k36, sl2-k1-p2sso, knit to last 2 sts, kfb, k1.
• Row 4: Purl to last 2 sts, pfb, p1 (71 sts).
• Row 5: K1, kfb, k5, yo, k1, yo, k1, yo, ssk, ssk, ssk, k2tog, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k7, sl2-k1-p2sso, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k2tog, k2tog, k2tog, yo, k1, yo, k1, yo, k1, yo, k1, yo, k1, yo, ssk, ssk, ssk, k1, kfb, k1.
• Row 6: Purl to last 2 sts, pfb, p1 (72 sts).
• Row 7: K1, kfb, k38, sl2-k1-p2sso, knit to last 2 sts, kfb, k1.
• Row 8: Knit to last 2 sts, kfb, k1 (73 sts).
• Row 9: K1, kfb, k39, sl2-k1-p2sso, knit to last 2 sts, kfb, k1.
• Row 10: Knit to last 2 sts, kfb, k1 (74 sts).