94816

Appears in sequences

• Number of right triangles whose vertices are lattice points in {1,2,...,n} X {1,2,...,n}.at n=14A077435
• Numbers k such that if x = k - phi(k) then k = sigma(x) - x, where phi(k) is the Euler totient function.at n=14A239802
• The second Zagreb index of the Aztec diamond AZ(n) (see the Ramanes et al. reference, Theorem 2.2).at n=37A292345