350928domain: NAppears in sequencesG.f.: Sum_{n>=0} Product_{k=1..n} (1 - 1/(1+k*x)^3).at n=7A222033Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 225", based on the 5-celled von Neumann neighborhood.at n=19A279991