115254domain: NAppears in sequencesGaps of 10 in sequence A038593 (lower terms).at n=30A038659a(n) = ceiling(A117791(n)/2).at n=31A173696Expansion of g.f. A(x) satisfying x = Sum_{n=-oo..+oo} (-1)^n * x^n * A(x)^n * (A(x)^n + x^n)^n.at n=9A361775