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A123444
Number of partner-graph triangle-free perfect graphs on n nodes.
0
1, 2, 4, 11, 33, 132, 494, 1603, 5038, 16334
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..10.
S. Hougardy,
Home Page
S. Hougardy,
Classes of perfect graphs
, Discr. Math. 306 (2006), 2529-2571.
CROSSREFS
Sequence in context:
A002846
A188478
A302547
*
A123473
A123462
A123463
Adjacent sequences:
A123441
A123442
A123443
*
A123445
A123446
A123447
KEYWORD
nonn
,
more
AUTHOR
N. J. A. Sloane
, Oct 18 2006
STATUS
approved
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Last modified May 11 07:10 EDT 2024. Contains 372388 sequences. (Running on oeis4.)