Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 197", based on the 5-celled von Neumann neighborhood.
A270717
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 197", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =8a(2) =40a(3) =184a(4) =821a(5) =3476a(6) =13729a(7) =55756a(8) =224073a(9) =899188a(10) =3598033a(11) =14415009a(12) =57653973a(13) =230694612a(14) =922702724a(15) =3690959937
External references
- oeis: A270717