Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 581", based on the 5-celled von Neumann neighborhood.
A273071
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 581", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =9a(2) =29a(3) =70a(4) =127a(5) =223a(6) =339a(7) =528a(8) =725a(9) =998a(10) =1270a(11) =1727a(12) =2184a(13) =2765a(14) =3314a(15) =4119a(16) =4827a(17) =5756a(18) =6677a(19) =7838a(20) =9011a(21) =10364a(22) =11681a(23) =13461a(24) =15110a(25) =16967a(26) =18904a(27) =21228a(28) =23333a(29) =25925
External references
- oeis: A273071