1-8
: 1s+2s+3s set, cross RH & chase clockwise 1/2 way.  3 2 1
9-16
: 1s set, cross RH, cast up one place (2s step down), cross RH again.
   3 1 2
17-24
: All set, cross LH & chase anticlockwise 1/2 way.  2 1 3
25-32
: 1s set, cross LH, cast (3s step up), cross LH.  2 3 1