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A092844
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a(n) = Sum_{k=1..n} prime(k)*10^(k-1).
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3
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2, 32, 532, 7532, 117532, 1417532, 18417532, 208417532, 2508417532, 31508417532, 341508417532, 4041508417532, 45041508417532, 475041508417532, 5175041508417532, 58175041508417532, 648175041508417532
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OFFSET
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1,1
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LINKS
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MAPLE
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ListTools:-PartialSums([seq(ithprime(i)*10^(i-1), i=1..30)]); # Robert Israel, Apr 12 2020
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MATHEMATICA
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Accumulate[Table[Prime[n]10^(n-1), {n, 20}]] (* Harvey P. Dale, Oct 11 2022 *)
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PROG
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(PARI) a(n) = fromdigits(Vecrev(primes(n))); \\ Kevin Ryde, Jun 22 2022
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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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STATUS
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approved
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