Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 406", based on the 5-celled von Neumann neighborhood.
A271887
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 406", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =20a(3) =77a(4) =316a(5) =1188a(6) =4753a(7) =18977a(8) =75797a(9) =305769a(10) =1224272a(11) =4893644a(12) =19574033a(13) =78258664a(14) =313088245a(15) =1252295229
External references
- oeis: A271887