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A123142 Number of benzenoids with 23 hexagons, C_(2v) symmetry and containing n carbon atoms. +0
24
2, 9, 33, 38, 235, 124, 704, 435, 2283, 1437, 6954, 3628, 17864, 9528, 43798, 24237, 106293, 53593, 228216, 104754, 431864, 188701, 760883, 300925, 1212591, 373411, 1536669, 305586, 1298746, 129710, 586556 (list; graph; listen)
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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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