SOLUTION: What number comes next 1 2 8 48 384
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Question 761656
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What number comes next 1 2 8 48 384
Found 2 solutions by
stanbon, rothauserc
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Answer by
stanbon(75887)
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What number comes next 1 2 8 48 384
-------
1
1*2 = 2
2*4 = 8
8*6 = 48
48*8 = 384
384*10 = 3840
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Cheers,
Stan H.
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Answer by
rothauserc(4718)
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this sequence is defined as
a(1) = 1
a(n) = 2*(n-1)*a(n-1)
so a(6) = 2*(n-1)*a(5) = 2*5*384 = 3840