IMind soft

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Multiple factorial

Writing functions:

factorialmulti(a, b)

The function definition :

Multiple factorial function: if the value of b=1, the feature is a factorial, when b=2 - double factorial b. Determines the step by which to change the difference between elements, for example:

factorialmulti(17, 3)=17*14*11*8*5*2

factorialmulti(23, 5)=23*18*13*8*3

 

 

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