1-8
: 1s set twice to 2L & set twice to 2M & end facing down
9-16
: 1s cross down, cast down round 3s, lead up to top & cast 1 place on
  opposite sides to face 1st corners
17-24
: 1s set twice to 1st corners & set twice to 2nd corners & 1s end in
  centre on own sides facing down
25-32
: 1s followed by 2s+3s lead down, cast up on own sides to places, 1s cast
  to 2nd place & 2s+1s+3s turn RH