390600

Appears in sequences

• a(n) = n^4 - n.at n=25A058895
• Numbers m that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (m raised to k+1 must not be a multiple). Case k=15.at n=14A135200
• a(n) = 625*n^2 - 25.at n=24A157918
• Number of conjugacy classes in GL(n,25).at n=4A182611
• Numbers with prime factorization pqr^2s^2t^3.at n=24A190386
• a(n) = Sum_{d|n} mu(n/d)*5^(d-1).at n=8A295506
• Triangular array read by rows: T(n,k) is the number of nilpotent n X n matrices over GF(2) having rank k, 0 <= k <= n-1, n >= 1.at n=13A346412