1792000

Appears in sequences

• Number of permutations of n elements without cycles whose length is a multiple of 3.at n=10A102736
• E.g.f. satisfies: A(x,y) = exp(x*y*exp(x*A(x,y))).at n=41A161552
• Triangle read by rows: T(n,k) (n>=1, 1 <= k <= n) = number of permutations of [1..n] in which none of the cycle lengths are divisible by k.at n=47A213280
• Triangle read by rows: terms of a binomial decomposition of 1 as Sum(k=0..n)T(n,k).at n=41A244117
• Number of permutations on [n] admitting a ninth root.at n=10A247007