1. 51.
    0
    up up up up
    ···
  2. 52.
    0
    up up u pup
    ···
  3. 53.
    0
    up up up up
    ···
  4. 54.
    0
    up up up
    ···
  5. 55.
    0
    up up up
    ···
  6. 56.
    0
    Reserved
    ···
  7. 57.
    0
    upupupup
    ···
  8. 58.
    0
    up up up up up up
    ···
  9. 59.
    0
    up up up
    ···
  10. 60.
    0
    up up u pup
    ···
  11. 61.
    0
    up up up up
    ···
  12. 62.
    0
    reserved
    ···
  13. 63.
    0
    up up up up
    ···
  14. 64.
    0
    up up up up
    ···
  15. 65.
    0
    up up up up up
    ···
  16. 66.
    0
    up up up
    ···
  17. 67.
    0
    up up up
    ···
  18. 68.
    0
    up up up up
    ···
  19. 69.
    0
    reserved
    ···
  20. 70.
    0
    up up up up
    ···