A232542 Primes in the tribonacci sequence A100683.

2, 2, 3, 7, 41, 467, 859, 8012003, 168650767, 17843905055671832482869722050793, 2337143892123435886770270228393473, 563028582965218666043722998152482699

Offset

1,1

Links

Table of n, a(n) for n=1..12.

Mathematica

a={-1, 2, 2}; Print[2]; Print[2]; For[n=3, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], Print[sum]]; a=RotateLeft[a]; a[[3]]=sum]

Crossrefs

Cf. A001590, A100683, A231574, A231575, A232543.

Sequence in context: A092970 A052449 A053413 * A143673 A089543 A139073

Adjacent sequences: A232539 A232540 A232541 * A232543 A232544 A232545

Keyword

nonn

Author

Robert Price, Nov 25 2013

Status

approved