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07/11/12 05:33am

I need to get the permutations with repetition of 6 elements from a list of 21 elements (I think that I get this with the Tuples function), but I'm only interested in the permutations where the six elements sum is equal to x. How can I do this?

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Author Date Posted
Permutation subset Ricardo 07/11/12 05:33am
Re: Permutation subset Bill Simpson 07/11/12 1:26pm
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