R' U' F B2 D' R2 U' R2 B2 U' R2 F2 U B2 L2 B R U2 F L' R2 B' U B' R' U' F
Results
21
Solution
R U2 R F2 R' L2 D2 L' F2 D2 B' L B' R L2 D2 F' B' D' B U'
(U B' D) //EO 3
(B F D2 L2 R' B L' B) //DR 8/11+2
R U2 L # D2 R ## F2 R' # //HTR 7/18, do block building first
F2 D2 //LS 2/20
#: M //+1/21
edit: Jayden's solution is so cool. I checked the DR but didn't the check the variation because it's 10+4
R' U' F B' L U D2 R2 D2 F L F' B' L2 B U2 D2 B2 L2 U2 B U2 R' U' F
Results
22
Solution
R L D F B2 D F2 D2 F' U R2 B2 R2 D' L2 D' R2 B2 D2 F2 R F'
L R (F R') //EO 4
D F B2 D F2 D2 F' //DR 7/11+1 lots of variations
U R2 B2 R2 U'÷ F2 U'÷ //HTR 7/18
L2 F2 U2÷ F2 //LS 4/22
÷: widen +0
also got two 10+2:
L U' F B2 D, R2 B D2 L F
L U' F B2 D, R2 B (L2 L' F)
R' U' F R2 D' F2 U' L2 U L2 U2 L2 F2 D2 R' U F' D2 R2 F D' L' F2 U' R' U' F
Results
20
Solution
D' R2 U2 B L' F2 L' U2 B' L2 U2 F' B2 R2 B2 U2 R2 U2 D' L'
(L D) D' //EO 3
R2 U2 B L' F2 L' //DR 6/9+2
U2 F' *' D2 L2 B * //HTR 5/14
R2 B2 U2 R2 U2 //LS 5/19
*: S //+1/20
backup solution:
(L D) D //EO 3
F' B2 R' B2 R //DR 5/8+2
(R2 F' D2 L2 R2 F) //HTR 6/14
(U2 R2 F2 D2 F2 D2 R2 F2) //FINISH 8/22
R' U' F B' L2 F2 D2 F' L2 F' R2 B' R2 U2 B D' L R' U' B' F L B F2 R' U' F
Results
20
Solution
D' R L' B U F2 D2 B2 L F2 U' B2 D' R2 L2 B2 R2 B2 U2 R
D' R L' B //EO 4
U R //JZP 2/6
(R) //DR-2E 1/7
R' F2 D2 B2 L //DR 5-2/10+2
F2 U' B2 D' //HTR 4/14
L2 R2 B2 R2 B2 U2 //FINISH 6/20
tried all the variations of the dr
R' U' F D B2 D' U2 F2 R2 D B2 F2 D2 F' R B2 D U' B F U2 B L' U R' U' F
Results
21
Solution
U F' R D L' B L2 F R F2 R' D2 L2 F B2 L2 D2 F' D2 B' R2
U F' R D //EO 4
L' B L2 F R F2 R' //DR 7/11+3
(R2 B D2 F D2 L2 F') //HTR 7/18
(B2 L2 D2) //FINISH 3/21
also got:
U' R F' D' B L2 R B' L //9+4
U F' R D L' B R U2 L F //10+3
R' U' F B2 U2 F2 D L2 R2 D' B2 L2 D' L2 F' R2 D R' D B2 R2 U' F U' R' U' F
Results
22
Solution
D2 F D2 R D2 L2 D2 R2 B2 D2 B2 U' L2 D2 F2 B U' F U R2 F2 D'
D2 F D2 R //EO 4
(D F2 R2 U' F' U B') //DR 7/11+1
(F2 D2 L2 U) //HTR 4/15
(B2 D2 B2 R2 D2 L2 D2) //FINISH 7/22
also found some "good" DRs:
U' L2 D F B, R F2 D' R2 U' //10+3
F R', (B2 L2 B2 D' B U F) //9+4
R' U' F B2 U F' D' B U L D' F' R B2 D' B2 L2 D F2 R2 U' F2 B2 D R' U' F
Results
20
Solution
U' L B' R' F D2 L2 U B' U2 F' B' L2 F B' U' F2 B2 R2 U
U' L B' R' //EO 4
F D2 L2 U B' //DR 5/9+2
(U' R2 F2 B2 U) //HTR 6/14
(F' B L2 F B U2) //FINISH 6/20
edit: failed to find Evan's 19, i missed S slice can be inserted with 8-5 :(
R' U' F R2 D U2 L2 R2 F2 L2 U B2 R2 U' B' R B2 L2 D2 B2 U2 F U2 L R' U' F
Results
24
Solution
B' R D2 F' U2 L U2 R L U R2 L' D B2 R' B2 R' U2 F2 L2 F2 B2 D2 F2
B' R D2 F' //EO 4
U2 L U2 R L U L' R2 D //DR 9/13+2
B2 R' B2 R' //HTR 4/17
U2 F2 L2 F2 B2 D2 F2 //FINISH 7/24
backup solution. got this 12+1 which resulted in opt 24 too
B (R2 D2 F') //EO 4
(L B2 R' L D' L R2 U') //DR 8/12
R' U' F L2 D F2 U R2 U' L2 D B2 U L2 B' D' B U' B' F' D2 R' D' F2 R' U' F
Results
23
Solution
D' F2 R2 F D R2 D' R2 L F2 R D' F2 D L2 U L2 F2 R2 F2 U2 B2 D2
D' F2 R2 F //EO 4
D R2 D' L R2 F2 R //extended DR 7/11
U' ÷ R2 U ÷ L2 U //HTR 5/16
L2 F2 R2 F2 U2 B2 D2 //LS 7/23
÷: widen
20 minutes' solution. looked at only fb eo
R' U' F B D' L B2 U' F R2 B2 D' R2 L2 D2 R U2 L U2 B2 L2 B2 R B2 R' U' F
Results
20
Solution
F B R2 F2 L2 B2 U2 F2 U' F2 B2 R F2 D' R2 D2 F B2 U2 R
B F (R' U2 F') //EO 5
(B2 D2 R2 D F2 R') //DR 6/11+1
(F2 B2 U) //HTR 3/14
(F2 U2 B2 L2 F2 R2) //FINISH 6/20
was stucked on this variations of this 11+1
F B (R' U2 F) //EO 5
L2 U2 F2 L2 U' L //DR 6/11+1
R' U' F R2 F2 D2 R2 U2 F2 R2 F L2 R2 D' F U' B D2 L' B R2 D' R' U' F
Results
22
Solution
B U F' R' F R2 L B2 L2 U R U R' U' L2 D2 B2 L2 F2 R2 U L2
B U F' R' F //EO5
L R2 B2 L2 U R U R' //DR 8/13+2
U' (L2 U') //HTR 3/16
L2 D2 B2 L2 F2 R2 //FINISH 6/22
backup:
B U F' R' F //EO 5
L' F2 L2 D R D R' //DR 7/12+2
(F2 R2 U') F2 R2 F2 U' //HTR 7/19
B2 D2 L2 F2 R2 F2 //FINISH 6/25
had tried block building and got bad results, after 40 minutes, tried so many variations of 2c3:
B U F' R' F L
B U F' R' F' L
R' U' F D' L2 U2 F2 U F2 U' R2 D L2 F2 U L' B2 L' B U' B2 D F2 R' U' F
Results
23
Solution
R B' U R2 F2 L2 U2 F2 U' B2 U' F2 D2 R2 F2 R2 L D' L' D' F' R' D
R B' (D' R F) //EO 5
(D L D L') //DR 4/9+3
U R2 F2 L2 U2 F2 U' B2 U' //HTR 9/18
F2 D2 R2 F2 R2 //FINISH 5/23
this is the best HTR i can found on this DR. turned out it's optimal
after 60 minutes found this is also 23 too:
(F) B' F L R' F //EO 6
D2 L U' L' U' L' //DR 6/12+3
U (U B2 U) //HTR 4/16
do a DR flip
(U B2 U R2 U2 F2 U') //HTR 7/19
(R' L' U2 R L) //FINISH 5-1/23
R' U' F D2 L' R2 U2 B2 L U2 F2 R' F2 U2 R' F' U R' D U2 F2 D' B' D' R' U' F
Results
22
Solution
R2 U' B' D2 F2 B R' B2 R D2 R' F2 L' F2 B2 U2 R2 F' B2 R2 L2 D
(D) R2 U' //EO 3
(L2 R2 F) //JZP 3/6
B' D2 B //DR 3/9+4
F2 R' B2 R D2 R' F2 L' //HTR
F2 B2 U2 R2 B2 //FINISH
also got these DRs
R2 U (D' R2 F) //JZP 5
(R B2 R' D2 R) //DR 5/10+3
R2 U (D' R2 F) //JZP 5
(R' B2 D2 R' B2 R') //DR 6/11+3
F' B' D R //EO 4
U (F D2 B' U2 F' U) //DR 7/11+4
B' D F2 R' //EO 4
U2 D2 F U' D2 B //DR 6/10+5
(B U' D R) //EO 4
(U2 B U' L2 F2 D' F) //DR 7/11+3
R' U' F D' L2 U2 B2 U' R2 B2 U B2 D2 R F2 U' R2 U F' D2 R D' U2 B R' U' F
Results
23
Solution
R2 U2 B2 L2 F' B2 D2 F' R2 L2 U2 R B' R' F L2 B2 L F2 U B2 D' L'
(L D B2 U') //EO 4
(F2 L' B2 L2 F' R B R') //DR 8/12+2
(U2 L2 R2 F D2 F) //HTR 6/18
(B2 L2 B2 U2 R2) //FINISH 5/23
also got:
R2 F' R' B', U' L U L2 U2 R D R //DR 11+1
R' U' F L2 D U F2 U' L2 D R2 F2 L2 R' B R2 U' L D2 R' B U' B L R' U' F
Results
22
Solution
F' B2 U F' L U2 F L2 F' L' F2 L2 F2 B2 D2 R B2 R B2 R' F' B2
F' B2 U //EO 3
(F) F' //RZP 2/5 many thx to Jay
L U2 F L2 F' //DR 5/10 2c4
L (B2 R B2 R' B2 R') //HTR 7/17
(D2 * R2 F2 R2 F2 B2 *) //FINISH 6/23
*: S2 4-5/22
R' U' F R' B2 U L2 D2 F' U L D2 L2 F' U2 R2 B' R2 L2 F R2 F2 R' U' F
Results
19
Solution
R D L B L F' B2 U2 B R2 B' U F2 U' R2 L2 U' B2 D
R D L B L //EO, RZP 5
[F D2 F U2 F] //DR 5/10+2
(U) B2 U //PHTR 3/13
{F2 U' R2 L2 D' //HTR 5/18
R2 D2} //double slice 2/20
[]: F' B2 U2 B R2 B //+0
{}: F2 U' R2 L2 U' B2 U D //+0
R' U' F U2 L2 D F2 U B2 L2 D L2 R2 U R D' L B U F D R' F2 D2 R' U' F
Results
21
Solution
U' D2 B D L' U2 B2 L F2 D2 R2 L' B2 U2 D L2 U' F2 B2 U B
got so many jzps from this EO and its extensions
(B') U' D2 B //EO 4
D L' U2 B2 L F2 D2 L //DR 8/12+1
F2 D (U' F2 B2 D) //HTR 6/18
DR flip
(B') U' D2 B //EO 4
D L' U2 B2 L F2 D2 L' //DR 8/12+1
(U' F2 B2 D * F2 U' *') //HTR 6/18
(D2 B2 R2) //Leave slice 3/21
*: E //+0
back solution:
F D F' L U //EO 5
B (D2 B' L' B) //DR 10+3
(R F2 R) U2 R2 F2 R' //HTR 7/17
U2 F2 D2 F2 L2 U2 //FINISH 6/23