Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 461", based on the 5-celled von Neumann neighborhood.

A272292

Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 461", based on the 5-celled von Neumann neighborhood.

Terms

    a(0) =1a(1) =8a(2) =44a(3) =204a(4) =880a(5) =3580a(6) =14612a(7) =58768a(8) =234796a(9) =938216a(10) =3743912a(11) =14961800a(12) =59807476a(13) =239163924a(14) =956428004a(15) =3825380188

External references