*FOR %VAR%=MEM1,...
*NEXT
is a loop - please, read help!
I use it here just to create multiple *REC(..) lines for each Summary_Account member!
Use UJKT to test script and look on lgx result!
Vadim
*FOR / *NEXT - SAP Business Planning and Consolidation, version for SAP NetWeaver - SAP Library
P.S. Result 
*REC(EXPRESSION =%VALUE%*([Data_Source].[fromFrozenStds],[Time].[2016.001],[Channel].[18],[Profit_Center].[ADMINBU],[Summary_Account].[cogsRawMaterial]),VERSION=Forecast,Data_Source=LogicCalculated,Summary_Account=cogsRawMaterial)
*REC(EXPRESSION =%VALUE%*([Data_Source].[fromFrozenStds],[Time].[2016.001],[Channel].[18],[Profit_Center].[ADMINBU],[Summary_Account].[cogsPackageMaterial]),VERSION=Forecast,Data_Source=LogicCalculated,Summary_Account=cogsPackageMaterial)
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