63663domain: NAppears in sequencesa(n) = coefficient of x^n in A(x) such that: 1 = Sum_{n=-oo..+oo} (-1)^n * x^(n*(n+1)/2) * (A(x) + x^n)^(n+1).at n=10A357799Number of connected induced (non-null) subgraphs of the n-Lucas cube graph.at n=5A365496