3490849

Appears in sequences

• Numerators of continued fraction convergents to sqrt(98).at n=10A041176
• Numerators of continued fraction convergents to sqrt(882).at n=10A042704
• Generalized Pellian with second term equal to 7.at n=16A048694
• a(n) = 6*a(n-1) - a(n-2) for n > 1; a(0) = 1, a(1) = 15.at n=8A164541
• Numbers n such that (ceiling(sqrt(n*n/2)))^2 - n*n/2 = 17/2.at n=15A175033