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A192516
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Number of line graphs on [1,...,n].
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0
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1, 1, 2, 8, 62, 739, 11660, 229003, 5487341, 157413957, 5310060277, 207442849742, 9266622204859, 468316344074444, 26534795158872607, 1672482335988644162, 116473621430584439236, 8908899406447047324336, 744489132650874081005467
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,3
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LINKS
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FORMULA
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E.g.f. = exp(-x^3/6-x^4/6-x^5/8-x^6/48)*U(x), where U(x) is the e.g.f. forA014500.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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