84738domain: NAppears in sequencesNonzero coefficients of g.f.: A(x) = G(G(G(x))) where G(x) = x + G(G(x))^3 is the g.f. of A153851.at n=5A153853Number of binary strings of length n with equal numbers of 00110 and 01101 substrings.at n=17A164254