Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 609", based on the 5-celled von Neumann neighborhood.
A273210
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 609", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =26a(3) =55a(4) =127a(5) =211a(6) =352a(7) =520a(8) =768a(9) =1057a(10) =1397a(11) =1774a(12) =2251a(13) =2776a(14) =3373a(15) =4002a(16) =4810a(17) =5718a(18) =6799a(19) =7952a(20) =9185a(21) =10541a(22) =12010a(23) =13507a(24) =15199a(25) =17072a(26) =19088a(27) =21237a(28) =23561a(29) =26082
External references
- oeis: A273210