104805

Appears in sequences

• 1000-gonal numbers: a(n) = n*(499*n - 498).at n=15A195163
• Let f(p,i) = smallest prime m >= p such that m == i (mod p); a(n) = Sum_{i=0..p-1} f(p,i), where p = n-th prime.at n=32A243076
• Number of non-equivalent ways to place 2 non-attacking kings on an n X n board.at n=35A279111
• Integers k such that there exists an integer 0<m<k such that sigma(m)^2 + sigma(k)^2 = 2*(m+k)^2.at n=28A385008