Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 57", based on the 5-celled von Neumann neighborhood.
A270076
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 57", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =4a(2) =32a(3) =168a(4) =792a(5) =3332a(6) =13860a(7) =56296a(8) =227953a(9) =914357a(10) =3661428a(11) =14658441a(12) =58664072a(13) =234685300a(14) =938870324a(15) =3755727409
External references
- oeis: A270076