15 puzzle - 4.129 average of 12

4.290	63	14.685	8 0 4 10/13 2 5 9/3 1 14 15/7 11 12 6	U2RDL3UR2DLDR2ULU2RD2LDLU2LD2RULU2R2DL2UR2DLDRUL2URDLDRULURDLU	04 Oct 2015, 10:34
(5.693)	(88)	15.457	3 1 13 9/12 15 5 7/6 14 10 2/4 0 8 11	DRULD2RULDRDLURUL2DLURDLDR2UL2DR2U2LDRUL2DR3UL3UR3DL2URD2RU2LDL2DR2ULURDL2UR2DLDLURUL	04 Oct 2015, 10:34
4.300	63	14.651	8 2 9 6/0 7 11 15/4 5 3 1/14 10 13 12	UL3DR3DLU2LD2RU2RDL3DR3ULU2L2DR3UL2DR2DL3UR2ULDRDL2UR2UL2	04 Oct 2015, 10:34
4.014	58	14.449	2 7 14 12/6 9 8 10/1 4 11 15/13 0 5 3	LDRDRULURDLDLULURDLD2RU2LD2RURDRU3L2DLDR2ULRULDLURDRULDLU	04 Oct 2015, 10:34
(2.139)	(37)	(17.297)	6 1 3 4/5 13 2 7/12 0 14 10/15 9 8 11	DLUR2D2LU2LDR2ULURDL3UR2DL2URD2LURUL	04 Oct 2015, 10:34
4.190	72	17.183	13 12 2 1/4 7 15 14/6 5 0 9/10 11 8 3	LURDLDRURDLDLUR3DL3UR2URD2L3UR2DL2UR2ULUR2DL2DR2UL3URDRDL2UR2UL2DRUL	04 Oct 2015, 10:35
3.447	55	15.955	1 4 12 11/9 7 3 15/10 13 6 0/14 5 2 8	RDR2ULURDLDRULDLU2LD2RURDLDRUL2DRURULULD2RU2RDL2DR2U2L2	04 Oct 2015, 10:35
4.173	68	16.295	4 3 11 2/8 12 9 0/1 10 14 15/13 7 5 6	URURDLDR2UL2DRDRU2L2D2LURDRUL2DR2ULU2RDL2URDLDR2ULDRU2LDRUL2DRURDLUL	04 Oct 2015, 10:35
4.390	63	(14.350)	3 4 5 1/2 9 11 14/13 6 8 0/15 7 12 10	RD2LURDR2UL3UR2URD2L3DR2U2L2R2D2RU2LRDLUL2DR2UL2UR2DL2UR2DLUL	04 Oct 2015, 10:36
4.657	73	15.675	14 11 5 15/3 9 12 4/13 2 7 0/6 8 10 1	URD2LUR2D2LULDRU2RDRDL2UR2DL2URULUR2DLDLURD2U2LURD2LU2RDL2URDLDR2ULULDRUL	04 Oct 2015, 10:36
4.130	67	16.222	2 15 5 7/3 1 0 12/9 8 11 4/6 14 10 13	LURDR2DLULDLURDRURDLURULDL2UR2DLUR2DLULDRULULDR2URDLULDLDR2URULDL2U	04 Oct 2015, 10:36
3.705	59	15.924	1 5 8 2/13 10 3 14/6 7 4 12/11 9 0 15	LD2RURD2L2UR2DL2URURDL2UR2DLUR2DLU2RDLUL2D2RULUR2DL2UR2DLUL	04 Oct 2015, 10:36

4.129	64.100	15.649
0.326