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A153888 Second-to-smallest of five consecutive Fibonacci numbers such that sum of five consecutive Fibonacci numbers is prime number. 5
1, 2, 3, 13, 144, 233, 4181, 196418, 317811, 1346269, 32951280099, 6557470319842, 14472334024676221, 160500643816367088, 4660046610375530309, 22698374052006863956975682, 155576970220531065681649693 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

0+1+1+2=3=7, 1+2+3+5+8=19, 2+3+5+8=13=31, 8+13+21+34+55=131, 89+144+233+377+610=1453, 144+233+377+610+987=2351,...

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..29

MATHEMATICA

a=0; b=1; c=1; d=2; lst={}; Do[e=Fibonacci[n]; p=a+b+c+d+e; If[PrimeQ[p], AppendTo[lst, b]]; a=b; b=c; c=d; d=e, {n, 4, 6!}]; lst

Select[Partition[Fibonacci[Range[0, 150]], 5, 1], PrimeQ[Total[#]]&][[All, 2]] (* Harvey P. Dale, Dec 11 2018 *)

CROSSREFS

Cf. A000045, A001906, A000071, A001605, A153862, A153863, A153865, A153866, A153867, A153887

Sequence in context: A280012 A224792 A062447 * A068083 A137459 A267422

Adjacent sequences:  A153885 A153886 A153887 * A153889 A153890 A153891

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Jan 03 2009

STATUS

approved

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Last modified September 27 06:31 EDT 2021. Contains 347673 sequences. (Running on oeis4.)