145152000

Appears in sequences

• Product of the composite numbers between n and 2n (both inclusive).at n=9A073840
• a(n) = denominator of b(n), where sum{m>=0} b(m)*x^m/m! = x/(sum{m>=1} H(m) x^m/ m!) = exp(-x)*x/(sum{m>=1} x^m (-1)^(m+1)/(m!*m)). (H(m) = sum{k=1 to m} 1/k.).at n=9A128062
• n! / (Product{k|n} k$). Here '$' denotes the swinging factorial function (A056040).at n=20A163089
• Number of permutations of n>1 having exactly 3 points P on the boundary of their bounding square.at n=10A208528
• a(n) = lcm(1,2,...,n)*a(floor(n/2))^2 for n > 0, a(0) = 1.at n=10A230714
• Triangle read by rows: terms T(n,k) of a binomial decomposition of n^n as Sum(k=0..n)T(n,k).at n=49A244121
• GCD of consecutive terms of the factorial times the alternating harmonic series.at n=15A334958
• GCD of consecutive terms of the factorial times the alternating harmonic series.at n=16A334958