R' U' F U2 D' B L U2 B D R' F2 U D F2 U' F2 R2 F2 R' U2 F' R' U' F
D2 L2 F2 D2 R U2 L D2 F2 D2 L U' D2 R F2 B2 U' R2 F' R2 L' B'
(B L R2 F) //EO (R2 U F2 B2 R' U) //DR 10+1 4c2e (D2 L' D2 F2 D2 L' U2 R') //HTR (D2 F2 L2 U2) //finish Bunch of 21s and I missed all of them
R' U' F L2 R F2 D2 R' D2 L' F2 U2 B2 U F2 L' B' L B2 F' U B2 R' U' F
U' D' F L2 B U2 L F2 L2 D2 L2 U2 F2 B D2 F2 U2 D2 R2 B' U2 L2 B' D2 R' B' U F2
U' D' (F2 U') //EO (B R) F L2 B U2 L //DR 11+3 4c4e (D2 B L2 U2 B R2 U2 D2 F2 D2 B') //HTR (F2 U2 L2 D2 L2 F2) //finish I had some slices i 26 but i didn't even bother solving them. Gambled on something good till the very last second and just wrote this backup 28. My DRs are so bad I can't even reliably check their optimal, but I think best is some 25s.
R' U' F R2 B2 D2 F2 D2 L' D2 L B2 F' L D B2 F2 R F2 L' R2 F R' U' F
R L D2 R L2 B2 L2 U2 B2 D2 B' R2 B' L D2 F' B U L U2
(U2 L' U') //EO (F B' D2 L' B R2 B) //DR 10+1 4c4e [L2 B2 L' //HTR F2 R2] U2 B2 D2 //slice [ ] = R L D2 R L2 B2 L2 //solve slice (+2) Should've gone for a lunch after finding this, not sure why i didn't. There actually is an 18, but surely nobody is checking that 4->5 extention: F' U2 L2 B U' //EO R' B' R2 F2 B L //11+3 B U2 F2 B' R2 B L2 //18
R' U' F U R2 F U B2 L R' D2 R' U2 R2 U2 R F L2 U2 L U L' D R' U' F
D' F B L2 F B' U D2 F2 U B2 L2 D2 L2 F D' L2 U2 R L2 F' D R' L
(L' R D' F R') //EO (L2 U2 L2 D F') //10+3 2c4e D' (L2 [U2 R2 F2 U' B2 U]) //HTR (F' B L2 F' B') //leave slice [ ] = D2 L2 B2 U' F2 U' D2 //solve slice (+1) 22 optimal DR and this is more or less all that i looked at...
R' U' F U2 B2 L2 U2 F R2 B' U2 B2 U R B' L' F' R' B' D L' D R' U' F
D2 L B2 U F R2 L' F' R F2 D2 R2 B2 D2 F' D2 L2 F' B2 L2 B' R2 U'
(U) D2 L B2 U //EO F R2 L' F' R' //DR 10+3 2c4e (R2 B L2 [B' D2 R2 B) //HTR (U2 B2 L2 U2 B2]) //leave slice [ ] = B2 F L2 D2 F D2 B2 R2 D2 F2 //solve slice (+1) DR is 22 optimal but 5q so ew.
R' U' F D' L2 U' R2 U F2 L2 D R U F' R2 D2 U2 F' L F R' U F' R' U' F
F2 U' L2 D2 F2 B2 R2 L F2 U2 D' L2 U2 D R2 B2 D' B U' B2 R2
(R2 B2 U B') //EO F2 U' L2 D2 F2 B2 L //11+3 2c2e, I don't even know how many variants it has. (D B2 R2 [D R2 D']) //HTR R2 F2 //leave slice [ ] = D' U2 L2 D U2 //solve slice (+2) Really funny attempt. Swiched the worst possible ARM by a mistake, because I misscounted and then this variantion hell appears. Wrote down the shortest HTR on inverse and went right back to whack it all. I suspected that something even better could appear, but this is actually optimal after (R2 B2 U) F2