102918816000domain: NAppears in sequencesDenominator of Sum_{i+j+k=n; i,j,k > 0} 1/(i*j*k).at n=17A002546a(1) = 1, a(n) = a(n-1) times smallest divisor of n >= n^(1/2).at n=16A072489a(n) = denominator of b(n), where b(1)=1, b(n+1) = sum{k=1 to n} {b(n+1-k)/k} ({x} is the fractional part of x).at n=17A128192