Number of directed animals on a certain lattice.
A011789
Number of directed animals on a certain lattice.
Terms
- a(0) =1a(1) =4a(2) =22a(3) =126a(4) =748a(5) =4532a(6) =27853a(7) =172965a(8) =1082628a(9) =6818768a(10) =43163792a(11) =274370868a(12) =1750133503
External references
- oeis: A011789