Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 147", based on the 5-celled von Neumann neighborhood.
A270291
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 147", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =37a(3) =177a(4) =785a(5) =3345a(6) =14113a(7) =57697a(8) =231809a(9) =932161a(10) =3730689a(11) =14942145a(12) =59816609a(13) =239315361a(14) =957265025a(15) =3829309985
External references
- oeis: A270291