Let f(n,x) = 1 + 4x + 6x^2 + 8x^3 + 9x^4 + ... + composite(n)*x^n; a(n)= smallest prime f(n,x), or 0 if no such prime exists.

A088124

Let f(n,x) = 1 + 4x + 6x^2 + 8x^3 + 9x^4 + ... + composite(n)*x^n; a(n)= smallest prime f(n,x), or 0 if no such prime exists.

Terms

    a(0) =5a(1) =11a(2) =19a(3) =241a(4) =91393a(5) =19004355761a(6) =3121a(7) =79a(8) =456151a(9) =113a(15) =251a(16) =610748560241a(17) =14136113

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