151856domain: NAppears in sequencesNumber of asymmetric trees with a forbidden limb of length 3.at n=27A0523263-apexes of Omega: numbers k such that Omega(k-3) < Omega(k-2)< Omega(k-1) < Omega(k) > Omega(k+1) > Omega(k+2) > Omega(k+3), where Omega(m) = the number of prime factors of m, counting multiplicity.at n=35A076760