Number of directed site animals on hexagonal net (honeycomb) with n sites.
A055919
Number of directed site animals on hexagonal net (honeycomb) with n sites.
Terms
- a(0) =2a(1) =4a(2) =10a(3) =24a(4) =60a(5) =152a(6) =402a(7) =1094a(8) =3012a(9) =8232a(10) =22086
External references
- oeis: A055919