202318

Appears in sequences

• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 30", based on the 5-celled von Neumann neighborhood.at n=17A274476
• Lexicographically earliest sequence of nonnegative integers such that two distinct terms differ by at least 5 decimal digits.at n=18A346001