3150000

Appears in sequences

• Triangle read by rows: terms T(n,k) of a binomial decomposition of n^n as Sum(k=0..n)T(n,k).at n=31A244135
• Base-10 complementary numbers: n equals the product of the 10's complement of its digits.at n=21A294090
• Triangle read by rows: T(n, k) = binomial(n, k - 1)*(k - 1)^(k - 1)*(n - k)*(n - k + 1)^(n - k).at n=42A368849