80530073893
domain: N
Appears in sequences
- a(n) = (1/C(n,0) + 1/C(n,1) + ... + 1/C(n,k))*L, where k = [ n/2 ], L = LCM{C(n,0), C(n,1),..., C(n,n)}.at n=29A025534
- Numerator of Sum_{k=0..n} 1/binomial(n,k).at n=29A046825
- Numerator of (1/n)*Sum_{k=0..n-1} 1/binomial(n-1,k) for n>0 else 0.at n=30A046878
- Numerator of Sum_{k=0..n} 1/C(2*n, 2*k).at n=14A100512
- Numerator of Sum_{k=0..[n/2]} 1/binomial(n,k).at n=29A100560
- Numerators of b(n) = b(n-1)/2 + 1/(2*n), b(0)=0.at n=30A242376