Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 229", based on the 5-celled von Neumann neighborhood.
A270947
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 229", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =8a(2) =40a(3) =189a(4) =812a(5) =3540a(6) =14224a(7) =58672a(8) =235520a(9) =943648a(10) =3785836a(11) =15139112a(12) =60577080a(13) =242359424a(14) =969552509a(15) =3878246660
External references
- oeis: A270947