6580721

Appears in sequences

• Pisot sequence E(3,13): a(n) = floor(a(n-1)^2/a(n-2) + 1/2).at n=10A010903
• Pisot sequence T(3,13), a(n) = floor( a(n-1)^2/a(n-2) ).at n=10A010920
• Expansion of (1-x)^2/(1-5*x+3*x^2).at n=11A095934