1814399
domain: N
Appears in sequences
- a(n) = numerator of ((n + 4)! - (n - 4)!)/(n!).at n=2A127228
- a(n) = n!/2 - 1.at n=8A139172
- a(n) is the number of numbers removed in each step of Eratosthenes's sieve for 10!.at n=0A145537
- a(n) = 5*n! - 1.at n=9A173317
- Smallest number requiring n terms to be expressed as a sum of factorials.at n=40A200748