73432domain: NAppears in sequencesa(n) = ((3+2*sqrt(2))*(4+sqrt(2))^n + (3-2*sqrt(2))*(4-sqrt(2))^n)/2.at n=6A163604Number of binary strings of length n with no substrings equal to 0010 0110 or 1011.at n=18A164497Numbers n such that F(n) - n is a prime, where F(n) denotes the n-th Fibonacci number.at n=15A270821