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A045508
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Concatenate factorials.
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5
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1, 12, 126, 12624, 12624120, 12624120720, 126241207205040, 12624120720504040320, 12624120720504040320362880, 126241207205040403203628803628800, 12624120720504040320362880362880039916800, 12624120720504040320362880362880039916800479001600
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OFFSET
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1,2
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REFERENCES
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M. Le, On Smarandache Concatenated Sequences II: Factorial Sequence, Smarandache Notions Journal, Vol. 9, No. 1-2, 1998, 131-132.
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LINKS
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MATHEMATICA
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nn=20; With[{f=Range[nn]!}, Table[FromDigits[Flatten[ IntegerDigits/@ Take[ f, n]]], {n, nn}]] (* Harvey P. Dale, Jan 27 2015 *)
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CROSSREFS
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KEYWORD
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nonn,base,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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