Shown with a cast-on count of 21 stitches.  

• Row 1 (WS): *K1, p2tog, kfb, k6, repeat from * to last st, k1.
• Row 2: P1, *p6, sl2 wyib, k1, p1, repeat from *.
• Row 3: *K2, p2tog, kfb, k5, repeat from * to last st, k1.
• Row 4: P1, *p5, sl2 wyib, k1, p2, repeat from *.
• Row 5: *K3, p2tog, kfb, k4, repeat from * to last st, k1.
• Row 6: P1, *p4, sl2 wyib, k1, p3, repeat from *.
• Row 7: *K4, p2tog, kfb, k3, repeat from * to last st, k1.
• Row 8: P1, *p3, sl2 wyib, k1, p4, repeat from *.
• Row 9: *K5, p2tog, kfb, k2, repeat from * to last st, k1.
• Row 10: P1, *p2, sl2 wyib, k1, p5, repeat from *.
• Row 11: *K6, p2tog, kfb, k1, repeat from * to last st, k1.
• Row 12: P1, *p1, sl2 wyib, k1, p6, repeat from *.
• Row 13: *K7, p2tog, kfb, repeat from * to last st, k1.
• Row 14: P1, *sl2 wyib, k1, p7, repeat from *.
• Row 15: *K7, kfb, p2tog tbl, repeat from * to last st, k1.
• Row 16: P1, *k1, sl2 wyib, p7, repeat from *.
• Row 17: *K6, kfb, p2tog tbl, k1, repeat from * to last st, k1.
• Row 18: P1, *p1, k1, sl2 wyib, p6, repeat from *.
• Row 19: *K5, kfb, p2tog tbl, k2, repeat from * to last st, k1.
• Row 20: P1, *p2, k1, sl2 wyib, p5, repeat from *.
• Row 21: *K4, kfb, p2tog tbl, k3, repeat from * to last st, k1.
• Row 22: P1, *p3, k1, sl2 wyib, p4, repeat from *.
• Row 23: *K3, kfb, p2tog tbl, k4, repeat from * to last st, k1.
• Row 24: P1, *p4, k1, sl2 wyib, p3, repeat from *.
• Row 25: *K2, kfb, p2tog tbl, k5, repeat from * to last st, k1.
• Row 26: P1, *p5, k1, sl2 wyib, p2, repeat from *.
• Row 27: *K1, kfb, p2tog tbl, k6, repeat from * to last st, k1.
• Row 28: P1, *p6, k1, sl2 wyib, p1, repeat from *.