1-8
: 1L+2L+3L circle 3H round to left on own sides, 1M+2M+3M circle 3H round
  to left
9-16
: 1s lead down the middle & back ending facing 1st corners
17-24
: 1s set & turn 1st corners, set & turn 2nd corners ending in 2nd place
  opposite sides
25-32
: 1s set twice & turn RH 1.1/2 times to places