1257711860

Appears in sequences

• Numerators of continued fraction convergents to sqrt(44).at n=27A041074
• Numerators of continued fraction convergents to sqrt(396).at n=13A041752
• a(n) = 20*a(n-1) - a(n-2), starting with a(0) = 2 and a(1) = 20.at n=7A090728