274084

Appears in sequences

• Numerators of continued fraction convergents to sqrt(716).at n=8A042378
• a(n) = (2*cos(Pi/15))^(-n) + (2*cos(7*Pi/15))^(-n) + (2*cos(11*Pi/15))^(-n) + (2*cos(13*Pi/15))^(-n), for n >= 1.at n=7A306610