513048576

Appears in sequences

• Number of cards required to build a Menger sponge of level n in origami.at n=6A212596
• Decimal 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 133", based on the 5-celled von Neumann neighborhood.at n=28A279140