A257967 Primes in the 11th-order Fibonacci numbers A127624.

11, 41, 641, 10462721, 20920321, 10917370260001, 364090824435675874561, 3037065045777476472194281921, 97067184407836614348142428161, 3237159714751144204638073829896089601, 26434543100644872259207947255028288307201, 3600373169282616313621210190325730096037120382894091

Offset

1,1

Comments

a(13) is too large to display here. It has 61 digits and is the 210th term in A127624.

Links

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

Tony D. Noe and Jonathan Vos Post, Primes in Fibonacci n-step and Lucas n-step Sequences, J. of Integer Sequences, Vol. 8 (2005), Article 05.4.4.

OEIS Wiki, Index of Prime Fibonacci Numbers and Variants

Mathematica

a={1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}; step=11; offset=1; lst={}; For[n=step+offset, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], AppendTo[lst, sum]]; a=RotateLeft[a]; a[[step]]=sum]; lst

Crossrefs

Cf. A127624, A257966.

Sequence in context: A082424 A153173 A050526 * A104118 A159561 A020452

Adjacent sequences: A257964 A257965 A257966 * A257968 A257969 A257970

Keyword

nonn

Author

Robert Price, May 14 2015

Status

approved