1–
: 1c+4c BH slip down(up) the middle | and back to places ; 1c+2c & 3c+4c turn ½ on the sides (LH or RH, 1c & 4c passing on the outside), 1c+4c cross RH (finish in order 2,1x,4x,3)
9–
: 2c+3c repeat (1x,2x,3x,4x)
17–
: 1c+2c ½RHA, set ; 1c+3c ½LHA, set
25–
: 1c+4c ½RHA, set ; 2c+3c+4c+1c turn RH to (2,3,4,1)