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A000381
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Essentially the same as A001611.
(Formerly M0574 N0208)
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3
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2, 3, 4, 6, 9, 14, 22, 35, 56, 90, 145, 234, 378, 611, 988, 1598, 2585, 4182, 6766
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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REFERENCES
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N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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Table of n, a(n) for n=0..18.
R. K. Guy and N. J. A. Sloane, Correspondence, 1988.
Simon Plouffe, Approximations de séries génératrices et quelques conjectures, Dissertation, Université du Québec à Montréal, 1992; arXiv:0911.4975 [math.NT], 2009.
Simon Plouffe, 1031 Generating Functions, Appendix to Thesis, Montreal, 1992
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MAPLE
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A000381:=-(-2+z+2*z**2)/(z-1)/(z**2+z-1); # [Simon Plouffe in his 1992 dissertation.]
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CROSSREFS
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Cf. A001611.
Sequence in context: A018140 A256969 A005579 * A350588 A001115 A173278
Adjacent sequences: A000378 A000379 A000380 * A000382 A000383 A000384
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KEYWORD
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dead
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AUTHOR
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N. J. A. Sloane, Apr 17 2015
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STATUS
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approved
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