Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 411", based on the 5-celled von Neumann neighborhood.
A271890
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 411", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =32a(3) =165a(4) =720a(5) =3069a(6) =12356a(7) =49460a(8) =199396a(9) =798272a(10) =3197261a(11) =12794172a(12) =51206396a(13) =204909929a(14) =819612777a(15) =3278451368
External references
- oeis: A271890