56420

Appears in sequences

• T(2n+1, n+1), T given by A026758.at n=8A026876
• Integers that are Rhonda numbers to base 8.at n=17A100970
• Nonnegative values x of solutions (x, y) to the Diophantine equation x^2 + (x+84847)^2 = y^2.at n=32A201917
• Numbers k such that the sum of the norm of divisors of k in Gaussian integers is divisible by k.at n=41A332736
• Triangle read by rows: T(n, k) = Sum_{d=0..n-k} binomial(n, d)*StirlingS2(n-d, k)*8^(n-d-k), with 0 <= k <= n.at n=24A364071