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A249413

Primes in the hexanacci numbers sequence A000383.

11, 41, 72426721, 143664401, 565262081, 4160105226881, 253399862985121, 997027328131841, 212479323351825962211841, 188939838859312612896128881921, 22828424707602602744356458636161, 661045104283639247572028952777478721

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OFFSET

1,1

COMMENTS

a(13) is too large to display here. It has 62 digits and is the 210th term in A000383.

LINKS

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

MATHEMATICA

a={1, 1, 1, 1, 1, 1}; For[n=6, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], Print[sum]]; a=RotateLeft[a]; a[[5]]=sum]

CROSSREFS

Cf. A001590, A001631, A100683, A231574, A231575, A232543, A214899, A020992, A233554, A214727, A234696, A141523, A235862, A214825, A235873, A001630, A241660, A247027, A000288, A247561, A000322, A248920, A000383, A247192.

Sequence in context: A104118 A159561 A020452 * A003356 A063152 A338627

Adjacent sequences: A249410 A249411 A249412 * A249414 A249415 A249416

KEYWORD

nonn

AUTHOR

Robert Price, Dec 03 2014

STATUS

approved

URL: https://oeis.org/A249413

⇱ A249413 - OEIS