A088122 Let f(n,x) = 1 + 2x + 3x^2 + 5x^3 + 7x^4 + ... + prime(n)*x^n; a(n) = smallest prime f(n,x), or 0 if no such prime exists.

3, 17, 11, 10273, 29, 702337, 59, 358218449, 101, 144343444402281177689, 13269388801, 93810335233, 239, 1305289, 214201115363366099, 7339592775850735791497954599833793, 809672944130045028361241, 6177516768446306373088541231324219761, 569

Offset

1,1

Links

Alois P. Heinz, Table of n, a(n) for n = 1..200

Example

a(4) = 10273. For x = 1,2,3,4,5 f(4,x) is composite. f(4,6) = 10273.

Crossrefs

Cf. A088123.

Sequence in context: A362086 A033467 A096475 * A357373 A273702 A273710

Adjacent sequences: A088119 A088120 A088121 * A088123 A088124 A088125

Keyword

nonn

Author

Amarnath Murthy, Sep 25 2003

Extensions

More terms from Tom Mueller, May 04 2004

Status

approved