Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 237", based on the 5-celled von Neumann neighborhood.
A270981
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 237", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =8a(2) =40a(3) =184a(4) =820a(5) =3548a(6) =14420a(7) =59384a(8) =238304a(9) =957496a(10) =3836936a(11) =15356088a(12) =61449112a(13) =245844452a(14) =983503984a(15) =3934507380
External references
- oeis: A270981