63202399

Appears in sequences

• Denominators of continued fraction convergents to sqrt(99).at n=13A041179
• Denominators of continued fraction convergents to sqrt(396).at n=13A041753
• Denominators of continued fraction convergents to sqrt(891).at n=17A042723
• Numbers k such that 99*k^2 + 1 is a square.at n=7A075843
• a(n) = 64*n^6 - 80*n^4 + 24*n^2 - 1.at n=10A242851