First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 217", based on the 5-celled von Neumann neighborhood.
A270912
First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 217", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =3a(1) =5a(2) =23a(3) =-23a(4) =87a(5) =-52a(6) =121a(7) =-133a(8) =257a(9) =-185a(10) =324a(11) =-336a(12) =488a(13) =-331a(14) =463a(15) =-515a(16) =807a(17) =-640a(18) =796a(19) =-799a(20) =1139a(21) =-1072a(22) =1349a(23) =-1289a(24) =1664a(25) =-1528a(26) =1900a(27) =-1807a(28) =1963a(29) =-1687
External references
- oeis: A270912