13385572200
domain: N
Appears in sequences
- Least common multiple of {C(0,0), C(2,1), ..., C(2n,n)}.at n=13A025540
- LCM of {C(0,0), C(1,0), ..., C(n, floor(n/2))}.at n=25A025552
- LCM of {C(0,0), C(1,0), ..., C(n, floor(n/2))}.at n=26A025552
- Least common multiple (or LCM) of first n positive triangular numbers (A000217).at n=23A025555
- Least common multiple (or LCM) of first n positive triangular numbers (A000217).at n=24A025555
- a(n) = LCM{1, C(n-1,1), C(n-2,2), ..., C(n-[ n/2 ],[ n/2 ])}.at n=25A025560
- a(n) = LCM { Catalan(0), ..., Catalan(n) }.at n=14A051575
- Denominators of partial sums of reciprocals of lcm(1..n) = A003418(n).at n=24A064858
- Consider Pascal's triangle A007318; a(n) = LCM of terms at +45 degree slope with the horizontal.at n=26A073618
- Smallest value of lcm(n+1, n+2, ..., n+k) (for k >= 0) that is divisible by the product of all the primes up to n.at n=15A075367
- LCM of the first n numbers of the form p^q, where p and q are 1 or prime.at n=13A090951
- Denominator of partial sums of a certain series.at n=12A101029
- Denominator of Sum_{k = 0..n} 1/((k+1)*(2*k+1)).at n=12A111876
- Triangle read by rows: T(n,k) is the LCM of all C(n,k) integers from 1 + C(n,0) + C(n,1) + ... + C(n,k-1) to C(n,0) + C(n,1) + ... + C(n,k) (0 <= k <= n).at n=18A112360
- a(n) = lcm(1,...,2n+2)/2.at n=12A119634
- Denominators of the difference between the squarefree totient analogs of the harmonic numbers and the harmonic numbers: F_n - H_n.at n=24A138321
- Denominators of the difference between the squarefree totient analogs of the harmonic numbers and the harmonic numbers: F_n - H_n.at n=25A138321
- Denominators of partial sums of the alternating series of inverse central binomial coefficients.at n=12A145556
- The first right hand column of the Zeta and Lambda triangles.at n=10A160476
- The first right hand column of the Zeta and Lambda triangles.at n=11A160476