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A123443
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Number of parity perfect graphs on n nodes.
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1
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1, 2, 4, 11, 31, 116, 466, 2207, 11258, 63098, 379448, 2496922, 18441849, 163588975
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..14.
S. Hougardy, Home Page
S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.
F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version 8c665c7.
Jessica Shi, Enumeration of unlabeled graph classes: A study of tree decompositions and related approaches, 2015.
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FORMULA
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Euler transform of A280763.
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CROSSREFS
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Sequence in context: A154603 A063254 A280766 * A123427 A123421 A123430
Adjacent sequences: A123440 A123441 A123442 * A123444 A123445 A123446
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KEYWORD
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nonn,more
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AUTHOR
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N. J. A. Sloane, Oct 18 2006
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EXTENSIONS
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a(11)-a(14) added using tinygraph by Falk Hüffner, Jun 28 2018
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STATUS
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approved
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