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12 August, 11:32

What are the first 5 terms of the sequence generated by the formula an = 2 (n!)

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  1. 12 August, 11:56
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    2, 4, 12, 48, 240

    Step-by-step explanation:

    We have the recursive formula a_n = 2 * (n!)

    Find:

    a_1 = 2 * 1! = 2

    a_2 = 2 * (2!) = 4

    a_3 = 2 * (3!) = 2*6 = 12

    a_4 = 2 * (4!) = 2*24 = 48

    a_5 = 2 * (5!) = 2*5*24 = 240
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