244611809280
domain: N
Appears in sequences
- Determinant of the n X n matrix M_(i,j)=i/gcd(i,j)=lcm(i,j)/j.at n=20A085542
- An analog of Pascal's triangle based on A129454. T(n, k) = A129454(n+1)/(A129454(n-k+1)*A129454(k+1)).at n=24A129455
- Product_{i=1..n} A173557(i).at n=20A239682
- a(n) = Product_{k=1..n} d(2*k), where d() is the number of divisors function A000005.at n=16A334767