92897280
domain: N
Appears in sequences
- Sorted list of orders of Weyl groups of types A_n, B_n, D_n, E_n, F_4, G_2.at n=28A001217
- a(n) = 4^n*(2*n+1)!.at n=4A002671
- a(0) = 1; for n > 0, a(n) = 2^(n-1)*n!.at n=9A002866
- Ratios of successive terms are 1,2,2,2,3,4,4,4,5,6,6,6,7,...at n=14A004528
- Order of group generated by perfect shuffles of 2n cards.at n=8A007346
- Number of reversible strings with n labeled beads of 2 colors.at n=8A032107
- Denominators of coefficients in function a(x) such that a(a(x)) = log(1+x).at n=8A048608
- E.g.f. x(1+x-2x^2)/(1-2x).at n=9A052594
- E.g.f. x*(1+2x-4x^2)/(1-2x).at n=9A052656
- Triangle of coefficients of x^2 in the Neumann polynomials.at n=25A057869
- GCD of sigma(p#) and phi(p#) where p# = A002110(n) is the product of the first n primes.at n=9A078558
- Matrix square of unsigned Lah triangle abs(A008297(n,k)) or A105278(n,k).at n=36A079621
- a(n) = (n+1)*a(n-2) with a(0) = a(1) = 1.at n=17A081405
- Denominators of the coefficients of a power series for the canonical half-exponential function.at n=17A091737
- Startorial numbers: product of initial digits of integers 1 through n.at n=26A109834
- Row sums of triangle in A066094.at n=9A121892
- Triangle read by rows: T(n,k) = n!*2^k/(n-k)! (n >= 0, 0 <= k <= n).at n=53A161381
- Column 1 of the triangular array at A249057.at n=15A249060
- Irregular triangle T(n,m), denominators of coefficients in a power/Fourier series expansion of the plane pendulum's exact time dependence.at n=15A274131
- Partial products of A066570.at n=7A281027