A192241 Primes in Dana Scott's sequence (A048736).

2, 3, 5, 13, 41, 191, 1693, 77521, 6123133, 19993321, 65877982561, 45970265603856656467133467254989217935871992827865240416294386431

Offset: 1

Author

Reinhard Zumkeller, Jul 01 2011

Keywords

• nonn

Comments

a(n) = A048736(A192242(n)); the larger entries were found as probable primes and then successfully checked with Alpertron's ECM applet.

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 1..18
• Dario Alpern, Factorization using the Elliptic Curve Method.

Crossrefs

Cf. A129739 (primes in Somos-4 sequence).