3249648domain: NAppears in sequencesa(n) = 2 * Integral_{t>=0} T_n(t/2) * exp(-t) * dt, n>=0, where T_n(x) is n-th Chebyshev polynomial of first kind.at n=10A300482Expansion of e.g.f. Sum_{k>=0} (2*k)! * log(1+x)^k / k!.at n=5A354243