Search: id:A022562
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%I A022562
%S A022562 1,1,2,5,14,50,191,881,4494,26389,184749,1728404,23805256,491544474
%N A022562 Number of connected claw-free unlabeled graphs on n nodes.
%D A022562 R. Faudree, E. Flandrin and Z. Ryjacek, Claw-free graphs - a survey, 
               Discr. Math., 164 (1997), 87-147.
%H A022562 Gordon Royle, <a href="http://www.csse.uwa.edu.au/~gordon/cf.zip">1728404 
               distinct 12-vertex connected clawfree graphs</a>
%H A022562 Gordon Royle, <a href="http://www.csse.uwa.edu.au/~gordon/g6.html">g6 
               format</a>
%H A022562 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Claw-FreeGraph.html">Claw-Free Graph</a>
%Y A022562 Cf. A022563, A022564, A058929.
%Y A022562 Sequence in context: A081920 A006390 A100597 this_sequence A115340 A000109 
               A049338
%Y A022562 Adjacent sequences: A022559 A022560 A022561 this_sequence A022563 A022564 
               A022565
%K A022562 nonn,nice
%O A022562 1,3
%A A022562 N. J. A. Sloane (njas(AT)research.att.com).
%E A022562 Corrected and extended by Gordon Royle, May 16 2003
%E A022562 Term a(14) added by Gordon Royle (gordon(AT)maths.uwa.edu.au), Aug 06 
               2008

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