Shown with a cast-on count of 25 stitches.  

• Rows 1, 7, 13, 21, and 27 (RS): K1, *k2, [sl1 wyib, k2, sl1 wyib, k1] twice, repeat from *.
• Rows 2, 8, 14, 22, and 28: *[K1, sl1 wyif, k2, sl1 wyif] twice, k2, repeat from * to last st, k1.
• Rows 3, 9, 15, 19, 25, and 31: K1, *[sl1 wyib, k2] 4 times, repeat from *.
• Rows 4, 10, 16, 20, 26, and 32: *[K2, sl1 wyif] 4 times, repeat from * to last st, k1.
• Rows 5, 11, 17, 23, and 29: K1, *k1, sl1 wyib, k2, sl1 wyib, k3, sl1 wyib, k2, sl1 wyib, repeat from *.
• Rows 6, 12, 24, and 30: *Sl1 wyif, k2, sl1 wyif, k3, sl1 wyif, k2, sl1 wyif, k1, repeat from * to last st, k1.
• Row 18: *Sl1 wyif, k2, sl1 wyif, k3, sl1 wyif, k2, sl1 wyif, p1, repeat from * to last st, k1.