18441561600
domain: N
Appears in sequences
- a(n) = n! * binomial(n,5).at n=6A001807
- Diagonal T(s,s) of triangle A059836.at n=11A059837
- Denominators of poly-Cauchy numbers c_n^(3).at n=11A224096
- Denominators of poly-Cauchy numbers of the second kind hat c_n^(3).at n=11A224103
- Total number of consecutive triples of the form (odd, even, odd) or (even, odd, even) in all permutations of [n].at n=13A329550
- a(n) = ((2*n + 1)! / n!)^2 / (n + 1).at n=5A360602