186810624000
domain: N
Appears in sequences
- Denominators of coefficients in function a(x) such that a(a(x)) = arctan(x).at n=7A048604
- Square root of largest square dividing n!.at n=26A055772
- Number of 9-ary heaps on n elements.at n=16A273696
- a(n) is the reciprocal of the coefficient of x^n in the power series defined by ((1+2x)*exp(x) + 3*exp(-x) - 4)/ (4x^2).at n=13A322544
- The product of the first n terms of A383217.at n=13A383218