54085723209domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(120).at n=17A041219Denominators of continued fraction convergents to sqrt(480).at n=17A041917Chebyshev sequence U(n,11)=S(n,22) with Diophantine property.at n=8A077421256*n^8 - 448*n^6 + 240*n^4 - 40*n^2 + 1.at n=11A242853