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A159867
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Number of 2-sided n-triangular polyedges.
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3
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OFFSET
| 1,2
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LINKS
| Ed Pegg, Jr., Illustrations of polyforms
Eric Weisstein's World of Mathematics, Polyedge
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CROSSREFS
| Cf. A151539, A151540, A151541.
Sequence in context: A105752 A177138 A053532 * A082278 A078162 A002497
Adjacent sequences: A159864 A159865 A159866 * A159868 A159869 A159870
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KEYWORD
| nonn,hard,more
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AUTHOR
| E. W. Weisstein (eric(AT)weisstein.com), Apr 24, 2009
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EXTENSIONS
| a(9) and a(10) from Joseph Myers (jsm(AT)polyomino.org.uk), Oct 05 2011
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