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A309803
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a(n) is the coefficient of x^n in the polynomial Product_{i=1..n+3} (prime(i)*x-1).
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3
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-1, -17, -288, -5102, -107315, -2429223, -64002818, -2057205252, -69940351581, -2788890538777, -122099137635118, -5580021752377242, -276932659619923555, -15388458479166668283, -946625238259888348698, -60082571176666116692888, -4171440414742758122621945
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) = [x^n] Product_{i=1..n+3} (prime(i)*x-1).
a(n) = -abs(A238146(n+3,n)) for n>0.
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MAPLE
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a:= n-> coeff(mul(ithprime(i)*x-1, i=1..n+3), x, n):
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CROSSREFS
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Cf. A000040, A002110, A024451, A070918, A309802, A309804, A033999, A007504, A024447, A024448, A024449, A054640, A005867, A238146, A260613.
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KEYWORD
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sign,easy
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AUTHOR
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STATUS
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approved
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