40156716600
domain: N
Appears in sequences
- Least common multiple of {C(0,0), C(2,1), ..., C(2n,n)}.at n=14A025540
- LCM of {C(0,0), C(1,0), ..., C(n, floor(n/2))}.at n=27A025552
- LCM of {C(0,0), C(1,0), ..., C(n, floor(n/2))}.at n=28A025552
- Least common multiple (or LCM) of first n positive triangular numbers (A000217).at n=25A025555
- Least common multiple (or LCM) of first n positive triangular numbers (A000217).at n=26A025555
- a(n) = LCM{1, C(n-1,1), C(n-2,2), ..., C(n-[ n/2 ],[ n/2 ])}.at n=27A025560
- Consider Pascal's triangle A007318; a(n) = LCM of terms at +45 degree slope with the horizontal.at n=28A073618
- LCM of the first n numbers of the form p^q, where p and q are 1 or prime.at n=14A090951
- a(1) = 1; a(n) = smallest positive unpicked integer such that n-k divides evenly into a(n)*a(k) for every k, 1 <= k <= n-1.at n=27A091861
- Denominators of row sums in triangle described in A093412.at n=27A093419
- Denominator of -3*n + 2*(1+n)*HarmonicNumber(n).at n=28A096620
- Denominator of Sum_{k=0..n} 1/C(2*n,2*k).at n=14A100513
- a(n) = lcm(1,...,2n+2)/2.at n=13A119634
- Denominators of the difference between the squarefree totient analogs of the harmonic numbers and the harmonic numbers: F_n - H_n.at n=26A138321
- Denominators of the difference between the squarefree totient analogs of the harmonic numbers and the harmonic numbers: F_n - H_n.at n=27A138321
- Denominator of the Harary number for the path graph P_n.at n=28A160049
- As n increases, the reciprocal of a(n) = asymptotic fraction of positive integers whose longest string of consecutive divisors is A181062(n).at n=14A181121
- a(n) = n!*(floor(n/30))!/((floor(n/2))!*(floor(n/3))!*(floor(n/5))!).at n=27A211418
- Denominator of the average number of move operations required by an insertion sort of n (distinct) elements.at n=27A212397
- Denominator of the average number of move operations required by an insertion sort of n (distinct) elements.at n=28A212397