66961566domain: NAppears in sequencesa(n) = n*3^n.at n=14A036290Number of meaningful differential operations of the n-th order on the space R^8.at n=29A090993Denominators of a ternary BBP-type formula for log(3).at n=13A154920Sum of the degrees of asymmetry of all ternary words of length n.at n=15A274499