122289917

Appears in sequences

• Numerator of Sum_{k=0..n} 1/binomial(n,k).at n=22A046825
• Numerator of (1/n)*Sum_{k=0..n-1} 1/binomial(n-1,k) for n>0 else 0.at n=23A046878
• Numerators of b(n) = b(n-1)/2 + 1/(2*n), b(0)=0.at n=23A242376