This screen provides the Mapped Sequence field to store the position of the parameter in the string. It should not be duplicate. In Formula When Bilcare Flag is true then Formula should accept the Cell Reference. When user does Copy, Paste Or Clone then Mapped sequence needs to be taken care. While cloning or paste consider mapped sequence as part Para sequence.
In Change Sequence of Parameters Screen - Provide one more column of Mapped Sequence. User can modify the Mapped sequence through this screen.