Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 774", based on the 5-celled von Neumann neighborhood.
A273503
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 774", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =17a(3) =61a(4) =221a(5) =793a(6) =2761a(7) =11153a(8) =43561a(9) =174765a(10) =695393a(11) =2770901a(12) =11045381a(13) =44187869a(14) =176521361a(15) =706067621
External references
- oeis: A273503