Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 213", based on the 5-celled von Neumann neighborhood.
A270903
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 213", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =9a(2) =13a(3) =57a(4) =66a(5) =178a(6) =199a(7) =399a(8) =428a(9) =760a(10) =801a(11) =1289a(12) =1342a(13) =2018a(14) =2107a(15) =2955a(16) =3072a(17) =4180a(18) =4309a(19) =5701a(20) =5842a(21) =7550a(22) =7727a(23) =9743a(24) =9948a(25) =12352a(26) =12585a(27) =15393a(28) =15654a(29) =18874
External references
- oeis: A270903