275295799

Appears in sequences

• a(n) = numerator of harmonic number H(n) = Sum_{i=1..n} 1/i.at n=18A001008
• Numerator of the n-th harmonic number H(n) divided by (n+1); a(n) = A001008(n) / ((n+1)*A002805(n)).at n=18A002547
• Absolute value of numerator of non-Euler-constant term of Laurent expansion of Gamma function at s = -n.at n=19A060746
• Reduced numerators of the raw moments of the distribution of areas for triangles picked at random in a unit square.at n=17A093158
• Numerator of n*HarmonicNumber(n).at n=18A096617
• Numerator of the product of the n-th triangular number and the n-th harmonic number.at n=18A119786
• a(n) is the numerator of the sum of the reciprocals of the positive integers k, k<=n, where every positive integer <= k and coprime to k is also coprime to n.at n=18A126261
• a(n) = numerator of sum{k=1 to n} 1/A127518(k).at n=18A127519
• Denominator of the harmonic mean of the first n positive integers.at n=18A175441
• Denominator of H(n)/H(n-1), where H(n) is the n-th harmonic number = Sum_{k=1..n} 1/k.at n=18A193758
• First bisection of harmonic numbers (numerators).at n=9A232180
• a(n) = denominator of AM(n)-HM(n), where AM(n) and HM(n) are the arithmetic and harmonic means of the first n positive integers.at n=18A368373
• a(n) = numerator of Sum_{i=1..n} Sum_{j=1..n} (1/i + 1/j).at n=18A368810
• Largest squarefree number dividing the numerator of harmonic number H(n).at n=18A382213