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A121973
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Number of isomeric aza-benzenoids with six nitrogen atoms.
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1
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OFFSET
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1,2
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REFERENCES
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N. Trinajstich, Z. Jericevic, J. V. Knop, W. R. Muller and K. Szymanski, "Computer generation of isomeric structures", Pure and Appl. Chem., vol. 55 (1983) pp. 379-390.
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LINKS
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EXAMPLE
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If n=5 then the number of isomeric aza-benzenoids with six nitrogen atoms is 35384. Here n is the number of hexagons.
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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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