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A244001 Indices of primes in A214830. 3
3, 7, 11, 20, 28, 63, 72, 79, 688, 795, 999, 2716, 13220, 15940, 17903, 26832, 28416, 33448, 117923 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(20) > 2*10^5.

LINKS

Table of n, a(n) for n=1..19.

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

MATHEMATICA

a={1, 8, 8}; For[n=3, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], Print[n]]; a=RotateLeft[a]; a[[3]]=sum]

CROSSREFS

Cf. A001590, A100683, A231574, A231575, A232542, A214899, A230607, A020992, A232498, A214727, A081172, A214752, A141523,A214825, A235862, A214827, A214828, A214829, A243622, A243623.

Sequence in context: A283178 A284298 A178881 * A333695 A061258 A057660

Adjacent sequences:  A243998 A243999 A244000 * A244002 A244003 A244004

KEYWORD

nonn,more

AUTHOR

Robert Price, Jun 17 2014

STATUS

approved

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Last modified August 1 01:56 EDT 2021. Contains 346377 sequences. (Running on oeis4.)