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A091776
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a(1)= 1, a(n+1) = a(n)*(a(n)+1)*(a(n)+2)*...*(a(n)+n-1)/n.
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2
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OFFSET
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1,4
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COMMENTS
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The next term, a(8), has 281 digits. - T. D. Noe, Oct 25 2004
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LINKS
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EXAMPLE
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a(2)=1/1=1, a(3)=1*2/2=1, a(4)=1*2*3/3=2, a(5)=2*3*4*5/4=30.
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MATHEMATICA
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a[1]=1; a[n_] := Times@@Range[a[n-1], a[n-1]+n-2]/(n-1); Table[a[i], {i, 7}]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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Corrected and extended by T. D. Noe, Oct 25 2004
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STATUS
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approved
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