Shown with a cast-on count of 60 stitches.  

• Rows 1, 9, and 19 (RS): K3, p1, *[kfb, k4, sl1-k2tog-psso, k4, kfb] twice, repeat from * to last 4 sts, p1, k3.
• Rows 2, 4, 6, and 8: Sl3 wyif, k1, knit to last 4 sts, k1, p3.
• Rows 3, 5, 7, 11, 13, 15, 17, 21, 23, 25, and 27: Sl3 wyib, p1, *[kfb, k4, sl1-k2tog-psso, k4, kfb] twice, repeat from * to last 4 sts, p1, k3.
• Rows 10, 12, 14, 16, and 18: Sl3 wyif, k1, *k1, p1, repeat from * to last 4 sts, k1, p3.
• Rows 20, 22, 24, and 26: Sl3 wyif, k1, purl to last 4 sts, k1, p3.
• Row 28: Sl3 wyif, k1, *yo, p2tog, repeat from * to last 4 sts, k1, p3.
• Row 29: K3, p1, *yo, k2tog, repeat from * to last 4 sts, p1, k3.
• Row 30: Sl3 wyif, k1, *[kfb, k4, sl1-k2tog-psso, k4, kfb] twice, repeat from * to last 4 sts, k1, p3.