11167027

Properties

Appears in sequences

• Absolute value of numerator of non-Euler-constant term of Laurent expansion of Gamma function at s = -n.at n=20A060746
• Reduced numerators of the raw moments of the distribution of areas for triangles picked at random in a unit square.at n=18A093158
• Let H(n) be the reduced fraction Sum_{i=1..n} 1/i. a(n) is the least factor of H(n)'s numerator or denominator that doesn't divide either part of any earlier H(m).at n=19A113571
• Largest prime factor of Stirling numbers of first kind s(n,2) = A000254(n).at n=18A120299
• Denominator of the harmonic mean of the first n positive integers.at n=19A175441
• Least prime p such that H(n) == 0 (mod p) but H(k) == 0 (mod p) for no 0 < k < n, or 1 if such a prime p does not exist, where H(n) denotes the n-th harmonic number sum_{k=1..n}1/k.at n=19A242223
• Table, read by rows: row n contains the prime factors of A001008(n) (numerator of n-th harmonic number), with multiplicity.at n=39A308968
• Table, read by rows: row n contains the prime divisors of A001008 (numerator of n-th harmonic number), without repetitions.at n=32A308969
• Largest prime factor of A001008(n), numerator of n-th harmonic number; a(1) = 1.at n=19A308971
• Prime numbersat n=736822