536870905domain: NAppears in sequencesa(n) = T(7,n), array T given by A048483.at n=26A0484902^p - 7 where p is prime.at n=9A098815a(n) = 8*4^n - 7.at n=13A141722Decimal representation of the n-th iteration of the "Rule 211" elementary cellular automaton starting with a single ON (black) cell.at n=14A267780