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Number of dependable interval graphs with n nodes.
(Formerly M3554)
0

%I M3554 #10 Jan 10 2018 03:15:52

%S 0,0,0,0,1,4,19,93,539,3474,24856,192972,1613219,14410374,136920388,

%T 1378542639,14663082556,164340455701,1936286904952,23932267735948,

%U 309701296575063

%N Number of dependable interval graphs with n nodes.

%D P. J. Hanlon, personal communication.

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%H Phil Hanlon, <a href="http://dx.doi.org/10.1090/S0002-9947-1982-0662044-8">Counting interval graphs</a>, Trans. Amer. Math. Soc. 272 (1982), no. 2, 383-426.

%K nonn

%O 1,6

%A _N. J. A. Sloane_.