First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 646", based on the 5-celled von Neumann neighborhood.
A273329
First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 646", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =4a(1) =0a(2) =12a(3) =-8a(4) =20a(5) =-12a(6) =44a(7) =-44a(8) =60a(9) =-44a(10) =92a(11) =-80a(12) =116a(13) =-92a(14) =188a(15) =-196a(16) =220a(17) =-196a(18) =268a(19) =-256a(20) =292a(21) =-268a(22) =364a(23) =-364a(24) =412a(25) =-364a(26) =508a(27) =-472a(28) =580a(29) =-508
External references
- oeis: A273329