12197785600
domain: N
Appears in sequences
- Number of permutations sigma of [3n] without fixed points such that sigma^3 = Id.at n=6A052502
- Duplicate of A052502.at n=6A060079
- Generalized Stirling2 array (-1,2)S2. Irregular triangle a(n, m) for n >= 1 and 2 <= m <= 2*n.at n=36A091752
- Row 3 of array in A288580.at n=17A092397
- a(n) = product of first n integers not divisible by 3.at n=11A111394
- The Gauss factorial n_3!.at n=17A232980
- The Gauss factorial n_3!.at n=18A232980
- Triangle of generalized Stirling numbers of the second kind S(n,k) associated with the generalized Bell numbers A271049(n); S(n,k) = Sum_{j=0..k} (-1)^(k-j)*binomial(k,j)*Gamma((j+2)/3)*Gamma(3*n+j-1)/(Gamma(j)*Gamma(n+(j-1)/3))/(3^(n-1)*k!).at n=31A271204
- Table read by antidiagonals: T(n,k) = (n*k)!/(n^k*k!), n >=1, k >= 0.at n=38A377597