lachose
Regular
N(b) : z (D' R U' R2 D R' U)2 z'
E perm : x (R' U R D' R' U' R D) (R' U' R D' R' U R D) x'
And the Y and N(a) I use have already been posted by Brest but here it is :
Y perm : F R' F R2 U' R' U' R U R' F' R U R' U' F'
N(a) : z (U R' D R2 U' R D')2 z'
EDIT : Y perm for OH (right hand) : L2 U L U' L' U x' U z U L' U L U R' U'
E perm : x (R' U R D' R' U' R D) (R' U' R D' R' U R D) x'
And the Y and N(a) I use have already been posted by Brest but here it is :
Y perm : F R' F R2 U' R' U' R U R' F' R U R' U' F'
N(a) : z (U R' D R2 U' R D')2 z'
EDIT : Y perm for OH (right hand) : L2 U L U' L' U x' U z U L' U L U R' U'