126062domain: NAppears in sequencesNumber of compositions of the integer n with strictly smallest part in the first position.at n=27A079501Expansion of 2*(x - 1)^3/(3*x^3 - 5*x^2 + x + 1 + sqrt(-(x - 1)^3*(x + 1)^2*(3*x + 1))).at n=11A378816