First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 261", based on the 5-celled von Neumann neighborhood.
A271064
First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 261", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =7a(1) =-7a(2) =47a(3) =-47a(4) =119a(5) =-119a(6) =223a(7) =-223a(8) =359a(9) =-359a(10) =527a(11) =-527a(12) =727a(13) =-727a(14) =959a(15) =-959a(16) =1223a(17) =-1223a(18) =1519a(19) =-1519a(20) =1847a(21) =-1847a(22) =2207a(23) =-2207a(24) =2599a(25) =-2599a(26) =3023a(27) =-3023a(28) =3479a(29) =-3479
External references
- oeis: A271064