A056816 Primes in the tribonacci sequence A000213.

3, 5, 17, 31, 193, 653, 1201, 46499, 532159, 3311233, 128199521, 20512526282340991, 6036724301884645488192191, 2170304813579195568101904406358277391153

Offset: 1

Author

Harvey P. Dale, Sep 01 2000

Keywords

• nonn

Comments

Primes within A000213.

Crossrefs

Cf. A092836.

Formula

a(n) = A000213(A157611(n)). - R. J. Mathar, Dec 14 2011