920639domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(957).at n=9A042853a(n) = n^4 - 3*n^2 + 1.at n=31A057722Nonprime numbers k such that (k+1)*Sum_{d|k} 1/(d+1) is an integer.at n=33A069155Expansion of 1/(1-31*x+x^2).at n=4A200442