777925

Appears in sequences

• a(n) = 4*n^4 + 1.at n=20A211412
• Numbers k such that distances from k to three nearest squares are three perfect squares.at n=33A234335
• Numbers that are multiple-digit narcissistic numbers in exactly four bases.at n=23A256363
• a(n) is the larger coefficient of the pair (x, y) such that (x^2-y^2)/r, 2*x*y/r, (x^2+y^2)/r are the 2 legs and hypotenuse of the least Pythagorean triple having area A006991(n).at n=13A364108