Shown with a cast-on count of 15 stitches.  

• Rows 1 and 3 (RS): *P2, k1, sl2 wyif, k1, p1, repeat from * to last st, p1.
• Rows 2 and 4: P1, *k1, p4, k1, p1, repeat from *.
• Rows 5 and 13: *P1, k1, sl1 wyif, k2, sl1 wyif, k1, repeat from * to last st, p1.
• Rows 6, 8, 10, 12, and 14: *[P2, k1] twice, p1, repeat from * to last st, p1.
• Rows 7 and 11: *P1, sl1 wyib, p1, k2, p1, sl1 wyib, repeat from * to last st, p1.
• Row 9: *P1, k1, p1, sl2 wyib, p1, k1, repeat from * to last st, p1.