344867425584
domain: N
Appears in sequences
- a(n) = binomial(3n,n).at n=15A005809
- Binomial coefficient C(45,n).at n=15A010961
- Binomial coefficient C(n,30).at n=15A010983
- Central column of triangle A065941.at n=30A065942
- Binomial coefficient ( n, squarefree kernel(n) ).at n=44A073354
- Number of ordered rooted trees with n non-root nodes such that the maximal outdegree equals ceiling(n/2).at n=31A303259