1770231domain: NAppears in sequencesCyclotomic polynomials at x=11.at n=18A019329Cyclotomic polynomials at x=-11.at n=9A020510a(n) = n^6 - n^3 + 1.at n=11A060891a(n) = sigma_6(n^2)/sigma_3(n^2).at n=10A084220Numbers k such that k^3 divides 11^(k^2) + 1.at n=4A128684