Shown with a cast-on count of 34 stitches.  

• Rows 1 and 15 (RS): *K8, p1, k8, repeat from *.
• Rows 2 and 14: *P7, k1, p1, k1, p7, repeat from *.
• Rows 3 and 13: *K6, p1, k1, p1, k1, p1, k6, repeat from *.
• Rows 4 and 12: *P5, k1, p1, k1, p1, k1, p1, k1, p5, repeat from *.
• Rows 5 and 11: *K4, p1, k1, p1, k3, p1, k1, p1, k4, repeat from *.
• Rows 6 and 10: *P3, k1, p1, k1, p5, k1, p1, k1, p3, repeat from *.
• Rows 7 and 9: *K2, p1, k1, p1, k7, p1, k1, p1, k2, repeat from *.
• Row 8: *P1, k1, p1, k1, p9, k1, p1, k1, p1, repeat from *.
• Repeat rows 1-14.