20721118domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(6).at n=14A041006Numerators of continued fraction convergents to sqrt(54).at n=14A041092Numerators of continued fraction convergents to sqrt(486).at n=4A041926a(n) = sqrt(6*A138288(n)^2 - 2).at n=7A350965