263445domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(192).at n=11A041357Denominators of continued fraction convergents to sqrt(768).at n=11A042481a(n) = numerator(r(n)) where r(n) = (((1/2)*(sqrt(3) + 1))^n - ((1/2)*(sqrt(3) - 1))^n * cos(Pi*n))/sqrt(3).at n=24A305491