Number of unbranched mono-5-catapolyheptagons.

A038177

Number of unbranched mono-5-catapolyheptagons.

Terms

    a(0) =1a(1) =3a(2) =12a(3) =58a(4) =256a(5) =1160a(6) =5120a(7) =22560a(8) =98304

External references