In addition to the "3.1.1.3 Packages Required for SLES 15", you need:
Package name
Remarks
JRE 8
Required by installer.The following JREs are available:
Oracle JRE
Use the 64-bit version.
OpenJDK Past the Java TCK (Technology Compatibility Kit)
libstdc++6-32bit
Required for silent installation.
sudo
Required by installer.