Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 630", based on the 5-celled von Neumann neighborhood.
A267268
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 630", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =21a(3) =89a(4) =333a(5) =1357a(6) =5445a(7) =20549a(8) =83189a(9) =327821a(10) =1313569a(11) =5266297a(12) =21062401a(13) =84160037a(14) =336747205a(15) =1346478437
External references
- oeis: A267268