45017domain: NAppears in sequencesa(n) = 1 - (7/6)*n + (2/3)*n^3 + (1/2)*n^4.at n=17A046998G.f. satisfies: A(x) = Sum_{n>=0} x^n * (1 - A(x)^(2*n+1))/(1 - A(x)).at n=6A199548Minimum value of the cyclic autocorrelation of first n primes.at n=26A299053