-4583

Appears in sequences

• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 377", based on the 5-celled von Neumann neighborhood.at n=39A271464
• E.g.f. satisfies: A(x) * log(A(x)) = 1 - exp(-x*A(x)).at n=7A349589