Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 705", based on the 5-celled von Neumann neighborhood.
A273418
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 705", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =4a(2) =41a(3) =217a(4) =953a(5) =3961a(6) =16121a(7) =65017a(8) =261113a(9) =1046521a(10) =4190201a(11) =16769017a(12) =67092473a(13) =268402681a(14) =1073676281a(15) =4294836217
External references
- oeis: A273418