218103807

Appears in sequences

• a(n) = (n+3)*2^n - 1.at n=24A006589
• a(n) = 13*2^n-1.at n=24A198274
• Decimal representation of the middle column of the "Rule 143" elementary cellular automaton starting with a single ON (black) cell.at n=27A267539
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 189", based on the 5-celled von Neumann neighborhood.at n=27A286506
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 217", based on the 5-celled von Neumann neighborhood.at n=33A286741