3628798

Appears in sequences

• Ordered differences of factorials.at n=37A204930
• k!-j!, where (k!,j!) is the least pair of distinct factorials for which n divides k!-j!.at n=30A204936
• a(n) = n! - 2.at n=10A261193
• Triangle read by rows: T(n, k) is the number of n X n Hermitian Toeplitz matrices of rank k using all the integers 1, 2, ..., n and with all off-diagonal elements purely imaginary.at n=54A364228
• a(n) is the number of n X n nonsingular Hermitian Toeplitz matrices using all the integers 1, 2, ..., n and with all off-diagonal elements purely imaginary.at n=9A364229
• Triangle read by rows: T(n, k) is the number of permutations of length n, which contain the maximum number of distinct patterns of length k.at n=46A373877
• Triangle read by rows: T(n,k) = (-1)^n * n! + (-1)^(k+1) * k! for n >= 2 and 1 <= k <= n-1.at n=37A373967