19000895772domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(162).at n=20A041298a(n) = Pell(n)*A132973(n) for n>=1, with a(0)=1, where A132973 lists the coefficients in psi(-q)^3/psi(-q^3) and where psi() is a Ramanujan theta function.at n=26A209450