1302512140domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(404).at n=6A041766a(n) = 20*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 20.at n=7A090309a(n) = n^7 + 7*n^5 + 14*n^3 + 7*n.at n=20A261540