156880

Appears in sequences

• Sum of distinct orders of degree-n permutations.at n=33A060179
• Number of nondecreasing -n..n vectors of length 4 whose dot product with some nonincreasing -n..n vector equals 4.at n=20A226401
• Number of (n+2) X (7+2) 0..1 arrays with no 3 X 3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum.at n=14A258893