Number of isomers of polyhex hydrocarbons with C_(2h) symmetry with eighteen hexagons.

A120371

Number of isomers of polyhex hydrocarbons with C_(2h) symmetry with eighteen hexagons.

Terms

    a(0) =1a(1) =14a(2) =59a(3) =206a(4) =601a(5) =1602a(6) =3832a(7) =8050a(8) =14601a(9) =22472a(10) =24071a(11) =14756

External references