13389885712domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(195).at n=15A041363Chebyshev polynomials of the second kind, U(n,x), evaluated at x=14.at n=8A097311128*n^7-192*n^5+80*n^3-8*n.at n=14A242852a(n) = U(n, 2*n), where U(n, x) is the Chebyshev polynomial of the second kind.at n=7A349075