90354434940domain: NAppears in sequencesa(n) = 10*a(n-1) - a(n-2); a(0) = 0, a(1) = 1.at n=12A004189Denominators of continued fraction convergents to sqrt(24).at n=23A041039a(n) = 98*a(n-1) - a(n-2); a(1) = 0, a(2) = 10.at n=6A168520