2883583

Appears in sequences

• a(n) = T(2, n), where T is the array given by A047858.at n=18A047859
• a(n) = 11*2^n - 1.at n=18A086225
• a(n) = 11*4^n - 1.at n=9A198695
• a(n) = 11*8^n-1.at n=6A198858
• Decimal representation of the middle column of the "Rule 233" elementary cellular automaton starting with a single ON (black) cell.at n=21A267880