-1743

Appears in sequences

• Expansion of e.g.f. arctan(sin(x)) (odd powers only).at n=3A012494
• a(n) = 11^n - n^7.at n=4A024134
• Triangle T(n,k) read by rows: coefficient [x^k] of the polynomial sum_{k=0..infinity} (2*k+1)^n*binomial(x,k) / 2^x.at n=60A176668
• Expansion of (1 + 3*x)/(1 - 4*x + 7*x^2).at n=8A271972
• a(n) = Sum_{i=1..n} i^2*(-1)^ceiling(sqrt(i)).at n=41A392677