Number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 557", based on the 5-celled von Neumann neighborhood.
A272924
Number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 557", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =8a(2) =20a(3) =41a(4) =60a(5) =97a(6) =132a(7) =181a(8) =204a(9) =265a(10) =356a(11) =429a(12) =460a(13) =609a(14) =661a(15) =756a(16) =769a(17) =853a(18) =1112a(19) =1213a(20) =1245a(21) =1573a(22) =1677a(23) =1817a(24) =1877a(25) =2073a(26) =2309a(27) =2473a(28) =2561a(29) =2905
External references
- oeis: A272924