Shown with a cast-on count of 27 stitches.  

• Rows 1, 21, and 81 (RS): K4, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Rows 2, 4, 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, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, and 88: K3, purl to last 4 sts, pfb, sl3 wyif (1 more st).
• Rows 3, 23, and 83: K5, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Rows 5, 65, and 85: K6, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Rows 7, 67, and 87: K7, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Rows 9 and 29: K7, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Rows 11 and 31: K8, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Rows 13 and 73: K9, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Rows 15 and 75: K10, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Rows 17 and 37: K6, ssk, k3, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 19: K3, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Rows 25 and 45: K5, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Rows 27 and 47: K6, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Rows 33 and 53: K4, ssk, k3, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Rows 35 and 55: K5, ssk, k3, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 39: K7, ssk, k3, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 41: K3, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 43: K4, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 49: K3, ssk, k2, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 51: K3, ssk, k3, yo, k1, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 57: K3, k2tog, k1, yo, k1, yo, k3, sl1-k2tog-psso, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 59: K3, k2tog, k2, yo, k1, yo, k3, sl1-k2tog-psso, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 61: K3, k2tog, k3, yo, k1, yo, k3, sl1-k2tog-psso, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 63: K4, k2tog, k3, yo, k1, yo, k3, sl1-k2tog-psso, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 69: K8, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 71: K9, *yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from * to last 3 sts, sl3 wyif.
• Row 77: K11, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.
• Row 79: K12, k2tog, *k3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k1, yo, k3, ssk, sl3 wyif.