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A005495
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Triangulations of the disk G_{n,3}.
(Formerly M3529)
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3
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4, 16, 88, 538, 3568, 24596, 176354, 1298732, 9788838, 75190990, 586994548, 4646450800, 37225608048, 301400446752, 2463161448024, 20297411421166, 168503717726980, 1408243135178256, 11840473621942108, 100102553809842544
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refs;
listen;
history;
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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 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..19.
William G. Brown, Enumeration of Triangulations of the Disk, Proc. Lond. Math. Soc. s3-14 (1964) 746-768.
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MAPLE
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A005495 := proc(n) # see A210696
BrownG(n, 3) ;
end proc:
seq(A005495(n), n=0..25) ; # R. J. Mathar, Mar 30 2012
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CROSSREFS
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Sequence in context: A300279 A321238 A005618 * A052124 A235166 A013030
Adjacent sequences: A005492 A005493 A005494 * A005496 A005497 A005498
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane
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STATUS
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approved
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