-2432

Appears in sequences

• Expansion of Product_{m>=1} (1+q^m)^(-3).at n=27A022598
• Expansion of 1/(1+2*x-2*x^3).at n=17A077988
• Coefficients of partition Hermite-MacMahon polynomials: p(x,n)= If[n == 0, 1, HermiteH[n, x]*Sum[MacMahon[n-1, k-1]*x^(k - 1), {k, 1, n}]/2^Floor[n/2]].at n=27A171533
• G.f. C(x) satisfies: C(C(x)) + S(S(x)) = x where S(C(x)) = 2*x*C(x).at n=9A192057
• G.f. C(C(x)) where C(x) satisfies: C(C(x)) + S(S(x)) = x where S(C(x)) = 2*x*C(x).at n=9A192059
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A115263 based on (1,2,3,4,...); by antidiagonals.at n=30A202673
• G.f. A(x) satisfies A(x) = 1 + x * A(x) / A(x^2).at n=45A218033