64233domain: NAppears in sequencesNumbers k that divide s(k), where s(1)=1, s(j)=13*s(j-1)+j.at n=40A014861Partial sums of A046065.at n=5A173797Fourier coefficients of the modular form (1/t_{3A}) * F_{3A}^12.at n=9A341557