OFFSET
32,2
LINKS
G. Brinkmann, G. Caporossi and P. Hansen, A Survey and New Results on Computer Enumeration of Polyhex and Fusene Hydrocarbons, J. Chem. Inf. Comput. Sci., vol. 43 (2003) 842-851. See Table 6 column 5 on page 847.
FORMULA
Sum_n a(n) = 748 = A121211(23). - Andrey Zabolotskiy, Nov 09 2023
EXAMPLE
If 2n=64 then the number of benzenoids with 23 hexagons with D_(2h) symmetry is 1.
If 2n=94 then the number of benzenoids with 23 hexagons with D_(2h) symmetry is 103.
CROSSREFS
KEYWORD
nonn,fini,full
AUTHOR
Parthasarathy Nambi, Oct 01 2006
EXTENSIONS
Name and offset corrected and a(46) = 0 inserted by Andrey Zabolotskiy, Nov 09 2023
STATUS
approved