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A151539
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Number of 1-sided triangular polyedges with n cells.
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3
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1, 3, 19, 104, 719, 5123, 37936, 286606, 2202201, 17119423, 134401246, 1063570767, 8473332319
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Eric Weisstein's World of Mathematics, Polyedge
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CROSSREFS
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KEYWORD
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nonn,hard,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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