101851domain: NAppears in sequencesG.f. satisfies A(x) = 1 + x*cycle_index(Cyclic(4), A(x)).at n=12A036719a(n) = [x^n] f(x)^n, where f(x) = (1 - x^7)^7/((1 - x^3)^3 * (1 - x^4)^4).at n=12A372213