52860229080
domain: N
Appears in sequences
- a(n) = binomial coefficient C(2n, n-7).at n=14A004313
- a(n) = binomial(3n,n).at n=14A005809
- Binomial coefficient C(42,n).at n=14A010958
- Binomial coefficient C(n,28).at n=14A010981
- Central column of triangle A065941.at n=28A065942
- Staircase on Pascal's triangle.at n=28A081204
- a(n)=Product[p(n)-j, j=1..n]/n!=A090114(n)/n!.at n=13A090115
- Number of ordered rooted trees with n non-root nodes such that the maximal outdegree equals ceiling(n/2).at n=29A303259
- a(n) = binomial(C(n+1),C(n)) where C(n) = A000108(n) the n-th Catalan number.at n=4A334575