Shown with a cast-on count of 46 stitches.  

• Row 1 (RS): *P9, k2, p1, k2, p9, repeat from *.
• Row 2: *K9, p2, k1, p2, k9, repeat from *.
• Row 3: *P8, k2, p3, k2, p8, repeat from *.
• Row 4: *K8, p2, k3, p2, k8, repeat from *.
• Row 5: *P7, k2, p5, k2, p7, repeat from *.
• Row 6: *K7, p2, k5, p2, k7, repeat from *.
• Row 7: *P6, k2, p7, k2, p6, repeat from *.
• Row 8: *K6, p2, k7, p2, k6, repeat from *.
• Row 9: *P5, k2, p9, k2, p5, repeat from *.
• Row 10: *K5, p2, k9, p2, k5, repeat from *.
• Row 11: *P4, k2, p11, k2, p4, repeat from *.
• Row 12: *K4, p2, k11, p2, k4, repeat from *.
• Row 13: *P3, k2, p13, k2, p3, repeat from *.
• Row 14: *K3, p2, k13, p2, k3, repeat from *.
• Row 15: *P2, k2, p15, k2, p2, repeat from *.
• Row 16: *K2, p2, k15, p2, k2, repeat from *.