Oracle internals, debugging and undocumented features
Once again Oracle changed patching strategy.
Starting with the 126.96.36.199 patch set, Oracle Database patch sets are full installations of the Oracle Database software. This means that you do not need to install Oracle Database 11g Release 2 (188.8.131.52) before installing Oracle Database 11g Release 2 (184.108.40.206).
Note the following changes with the new patch set packaging:
For detail information read :
Important Changes to Oracle Database Patch Sets Starting With 220.127.116.11 [ID 1189783.1]
18.104.22.168 patch number is 10098816