Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 878", based on the 5-celled von Neumann neighborhood.
A273740
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 878", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =21a(3) =65a(4) =337a(5) =1185a(6) =5073a(7) =20177a(8) =82617a(9) =329329a(10) =1324609a(11) =5310393a(12) =21308489a(13) =85371393a(14) =341750409a(15) =1367530569
External references
- oeis: A273740