Shown with a cast-on count of 23 stitches.  

• Rows 1 and 17 (RS): Knit.
• Row 2: P7, k7, p9.
• Row 3: K9, [p1, k1] 4 times, k6.
• Row 4: P3, k11, p3, k5, p1.
• Row 5: [K1, p1] 3 times, k2, [k1, p1] 6 times, k3.
• Rows 6, 8, and 10: P1, k21, p1.
• Rows 7, 9, and 11: *K1, p1, repeat from * to last st, k1.
• Row 12: P1, k11, p1, k5, p1, k3, p1.
• Row 13: K5, [p1, k1] 3 times, k2, *p1, k1, repeat from *.
• Row 14: P1, k3, p1, k5, p3, k5, p5.
• Row 15: K13, p1, k1, p1, k3, p1, k1, p1, k1.
• Row 16: P1, k3, p3, k3, p13.