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A111415 f(f(n+1))-f(f(n)), where f(m) = Pell(m) = A000129(m). 0
1, 1, 27, 13831, 44560468289, 220167382952941205430116129, 17280083176824678419775054525017769508688140582155308813842797363 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..6.

CROSSREFS

Sequence in context: A209261 A001321 A263601 * A036534 A167731 A201369

Adjacent sequences:  A111412 A111413 A111414 * A111416 A111417 A111418

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 12 2005

EXTENSIONS

~Definition corrected by N. J. A. Sloane, Feb 14 2018

STATUS

approved

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Last modified January 22 23:00 EST 2019. Contains 319365 sequences. (Running on oeis4.)