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A099788
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a(n) = Product_{i=1..2n} prime(i).
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5
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1, 6, 210, 30030, 9699690, 6469693230, 7420738134810, 13082761331670030, 32589158477190044730, 117288381359406970983270, 557940830126698960967415390, 3217644767340672907899084554130, 23768741896345550770650537601358310, 232862364358497360900063316880507363070
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OFFSET
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0,2
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LINKS
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MAPLE
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a:=n-> mul(ithprime(j), j=1..2*n): seq(a(n), n=0..13); # Emeric Deutsch
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MATHEMATICA
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Table[Product[Prime[i], {i, 2n}], {n, 0, 20}] (* Wesley Ivan Hurt, Mar 13 2014 *)
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PROG
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(PARI) a(n) = prod(i=1, 2*n, prime(i)); \\ Michel Marcus, Mar 15 2014
(Magma) [1] cat [&*[NthPrime(j): j in [1..2*n]]: n in [1..20]]; // G. C. Greubel, Sep 04 2019
(Sage) [1]+[product(nth_prime(j) for j in (1..2*n)) for n in (1..20)] # G. C. Greubel, Sep 04 2019
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CROSSREFS
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KEYWORD
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nonn,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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