Difficulty: 15318045009
Pattern: xJDCLAM
Address: xJDCLAM9HbYDopf7x2DHqm2jwGJrFFoSq1
PrivkeyPart: LkY1Ea3yevAEywfxjg6UzyTwHEqBvbtkAabG3qRTzmuGXi349MiH
That's pretty close, but it's missing the Z.
Then run this command:
oclvanitygen -CP 0257DEAE526EEF77D275447D70F233DCF0DBF50AF0C239AD0C46CE1A6D48849B1F xJDCLAMZ
Edit: to check if you copy/pasted the command correctly, verify that the difficulty shows up like this:
Difficulty: 888446610538