203920464114domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(328).at n=8A041618a(n) = 18*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 18.at n=9A090307a(n) = n*(n^2 + 3)*(n^6 + 6*n^4 + 9*n^2 + 3).at n=18A261574