3628681

Appears in sequences

• Triangle, read by rows, T(n, k) = (prime(n+1) - prime(k+1))! - (n! - k!).at n=16A158748
• a(n) = (2n)! - n! + 1.at n=5A237580
• a(n) = Sum_{d|n} (-1)^(n/d+1)*d!.at n=9A321521
• a(n) = Sum_{k=0..floor(n/5)} (-1)^k * (n-5*k)!.at n=10A358611