145568097675
domain: N
Appears in sequences
- Least common multiple of {1,3,5,...,2n-1}.at n=14A025547
- Denominators of alternating sum transform (PSumSIGN) of Harmonic numbers H(n) = A001008/A002805.at n=28A035047
- a(n) = A081537(n)/A081535(n), with a(2) = 1 by convention.at n=30A081538
- Denominator of sum of all elements M(i,j,k) = i*j/k, (i,j,k = 1..n). a(n) = Denominator[Sum[Sum[Sum[i*j/k,{i,1,n}],{j,1,n}],{k,1,n}]].at n=30A099866
- a(n) = lcm{1, 2, ..., n}/(n*(n-1)), n >= 2.at n=30A099946
- Denominator of Sum_{k=0..n} 1/C(2*n,2*k).at n=15A100513
- a(n) = floor(lcm(1,2,...n)/(1+2+...+n)).at n=30A109922
- a(n) = lcm(1,2,3,...,prime(n))/(1 + 2 + ... + prime(n)).at n=9A109923
- Oddly colossally abundant numbers.at n=11A110464
- Denominator of Sum_{k=1..n} k*H_{n+k} where H_m = Sum_{i=1..m} 1/i.at n=31A144655
- Denominator of the polynomial A_l(x) = Sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=2.at n=14A145612
- Denominator of the polynomial A_l(x) = sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=4.at n=14A145616
- Denominator of the polynomial A_l(x) = Sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=8.at n=14A145624
- Odd part of lcm(1,2,3,...,n).at n=28A217858
- Odd part of lcm(1,2,3,...,n).at n=29A217858
- Denominator of Sum_{k=1..2n+1} 2^k/k.at n=14A229726
- Denominator of Sum_{k=0..n} (2^k * (k!)^2)/(2k + 1)!.at n=14A277585
- Denominators of the Kirchhoff (and Harary) index for the n-hypercube graph.at n=29A290344
- Denominators of the Kirchhoff (and Harary) index for the n-hypercube graph.at n=30A290344
- Denominators of Sum_{j=0..n} 1/(2*j+1), for n >= 0.at n=14A350670