50295168000
domain: N
Appears in sequences
- Unrelated-factorial numbers: product of numbers unrelated to n (numbers which have a common divisor with n but do not divide n).at n=23A070251
- a(1) = 1, a(n+1)= a(n)*(n+1) divided by the smallest prime divisor of n+1.at n=23A076929
- A new q-combination type general triangle sequence based on Stirling first polynomials: here q=5: m=4: t(n,k)=If[m == 0, n!, Product[Sum[(-1)^(i + k)*StirlingS1[k - 1, i]*(m + 1)^i, {i, 0, k - 1}], {k, 1, n}]]; b(n,k,m)=If[n == 0, 1, t[n, m]/(t[k, m]*t[n - k, m])].at n=38A156587
- a(n) = (-1)^n*(n+3)!/(2*(n+1)) for n >= 0.at n=12A238474