Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 918", based on the 5-celled von Neumann neighborhood.
A273747
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 918", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =25a(3) =97a(4) =405a(5) =1501a(6) =5605a(7) =22533a(8) =90197a(9) =361361a(10) =1445569a(11) =5767901a(12) =23042037a(13) =92096381a(14) =368249841a(15) =1472853613
External references
- oeis: A273747