148075domain: NAppears in sequencesNumbers n such that n, n+1, n+2 are all of the form p*q^2 for distinct primes p,q.at n=19A178032Expansion of g.f. A(x) satisfying Sum_{n>=0} x^n * Product_{k=0..n} (x^(2*k+1) + A(x)) = theta_4(x).at n=16A369684