Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 209", based on the 5-celled von Neumann neighborhood.
A270893
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 209", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =14a(3) =42a(4) =67a(5) =147a(6) =200a(7) =336a(8) =429a(9) =661a(10) =802a(11) =1154a(12) =1343a(13) =1831a(14) =2100a(15) =2700a(16) =3057a(17) =3849a(18) =4278a(19) =5366a(20) =5787a(21) =7211a(22) =7652a(23) =9256a(24) =9913a(25) =11653a(26) =12502a(27) =14578a(28) =15511a(29) =17939
External references
- oeis: A270893