31116960000
domain: N
Appears in sequences
- a(n) = denominator of sum_{k=1..n} k^(-4).at n=6A007480
- Denominators of 1/4!*(H(n,1)^4+6*H(n,1)^2*H(n,2)+8*H(n,1)*H(n,3)+3*H(n,2)^2+6*H(n,4)), where H(n,m) = Sum_{i=1..n} 1/i^m are generalized harmonic numbers.at n=6A072914
- a(n) = [n/2]!*[(n+1)/2]!*C([n/2],3)*C([(n+1)/2],3).at n=13A226284
- a(n) = [n/2]!*[(n+1)/2]!*C([n/2],4)*C([(n+1)/2],4).at n=13A226285
- a(n) = (n*(n+1))^4.at n=20A248619
- Numbers k with record values of the ratio d(k)/id(k) between the number of divisors and the number of infinitary divisors.at n=19A335832
- Numbers with a record number of noninfinitary square divisors.at n=24A358263