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A014337 Three-fold exponential convolution of Fibonacci numbers with themselves (divided by 6). +0
1
0, 0, 0, 1, 6, 35, 180, 910, 4494, 22049, 107580, 523765, 2546280, 12370436, 60074196, 291677905, 1416019290, 6873991055, 33368325084, 161976597634, 786259649010, 3816607413905, 18526261416960 (list; graph; listen)
OFFSET

0,5

FORMULA

(1/30)[3^n*Fibonacci(n) - 3*Fibonacci(2n)]. - R. Stephan, May 14 2004

CROSSREFS

Cf. A014336.

Sequence in context: A026987 A030532 A026997 this_sequence A002041 A103995 A009572

Adjacent sequences: A014334 A014335 A014336 this_sequence A014338 A014339 A014340

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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